1388897874

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1579}}^1$

素因数の和:1789

約数の個数: 128

約数和(自身を含む): 3822336000

約数和(自身を除く): 2433438126

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 179, 182, 189, 234, 273, 351, 358, 378, 537, 546, 702, 819, 1074, 1253, 1579, 1611, 1638, 2327, 2457, 2506, 3158, 3222, 3759, 4654, 4737, 4833, 4914, 6981, 7518, 9474, 9666, 11053, 11277, 13962, 14211, 16289, 20527, 20943, 22106, 22554, 28422, 32578, 33159, 33831, 41054, 41886, 42633, 48867, 61581, 62829, 66318, 67662, 85266, 97734, 99477, 123162, 125658, 143689, 146601, 184743, 198954, 282641, 287378, 293202, 298431, 369486, 431067, 439803, 554229, 565282, 596862, 847923, 862134, 879606, 1108458, 1293201, 1695846, 1978487, 2543769, 2586402, 3674333, 3879603, 3956974, 5087538, 5935461, 7348666, 7631307, 7759206, 11022999, 11870922, 15262614, 17806383, 22045998, 25720331, 33068997, 35612766, 51440662, 53419149, 66137994, 77160993, 99206991, 106838298, 154321986, 198413982, 231482979, 462965958, 694448937, 1388897874]

約数ペア:

[(1, 1388897874), (2, 694448937), (3, 462965958), (6, 231482979), (7, 198413982), (9, 154321986), (13, 106838298), (14, 99206991), (18, 77160993), (21, 66137994), (26, 53419149), (27, 51440662), (39, 35612766), (42, 33068997), (54, 25720331), (63, 22045998), (78, 17806383), (91, 15262614), (117, 11870922), (126, 11022999), (179, 7759206), (182, 7631307), (189, 7348666), (234, 5935461), (273, 5087538), (351, 3956974), (358, 3879603), (378, 3674333), (537, 2586402), (546, 2543769), (702, 1978487), (819, 1695846), (1074, 1293201), (1253, 1108458), (1579, 879606), (1611, 862134), (1638, 847923), (2327, 596862), (2457, 565282), (2506, 554229), (3158, 439803), (3222, 431067), (3759, 369486), (4654, 298431), (4737, 293202), (4833, 287378), (4914, 282641), (6981, 198954), (7518, 184743), (9474, 146601), (9666, 143689), (11053, 125658), (11277, 123162), (13962, 99477), (14211, 97734), (16289, 85266), (20527, 67662), (20943, 66318), (22106, 62829), (22554, 61581), (28422, 48867), (32578, 42633), (33159, 41886), (33831, 41054)]