123844518

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 329978880

約数和(自身を除く): 206134362

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 61, 63, 82, 122, 123, 126, 131, 183, 189, 246, 262, 287, 366, 369, 378, 393, 427, 549, 574, 738, 786, 854, 861, 917, 1098, 1107, 1179, 1281, 1647, 1722, 1834, 2214, 2358, 2501, 2562, 2583, 2751, 3294, 3537, 3843, 5002, 5166, 5371, 5502, 7074, 7503, 7686, 7749, 7991, 8253, 10742, 11529, 15006, 15498, 15982, 16113, 16506, 17507, 22509, 23058, 23973, 24759, 32226, 35014, 37597, 45018, 47946, 48339, 49518, 52521, 55937, 67527, 71919, 75194, 96678, 105042, 111874, 112791, 135054, 143838, 145017, 157563, 167811, 215757, 225582, 290034, 315126, 327631, 335622, 338373, 431514, 472689, 503433, 655262, 676746, 945378, 982893, 1006866, 1015119, 1510299, 1965786, 2030238, 2293417, 2948679, 3020598, 4586834, 5897358, 6880251, 8846037, 13760502, 17692074, 20640753, 41281506, 61922259, 123844518]

約数ペア:

[(1, 123844518), (2, 61922259), (3, 41281506), (6, 20640753), (7, 17692074), (9, 13760502), (14, 8846037), (18, 6880251), (21, 5897358), (27, 4586834), (41, 3020598), (42, 2948679), (54, 2293417), (61, 2030238), (63, 1965786), (82, 1510299), (122, 1015119), (123, 1006866), (126, 982893), (131, 945378), (183, 676746), (189, 655262), (246, 503433), (262, 472689), (287, 431514), (366, 338373), (369, 335622), (378, 327631), (393, 315126), (427, 290034), (549, 225582), (574, 215757), (738, 167811), (786, 157563), (854, 145017), (861, 143838), (917, 135054), (1098, 112791), (1107, 111874), (1179, 105042), (1281, 96678), (1647, 75194), (1722, 71919), (1834, 67527), (2214, 55937), (2358, 52521), (2501, 49518), (2562, 48339), (2583, 47946), (2751, 45018), (3294, 37597), (3537, 35014), (3843, 32226), (5002, 24759), (5166, 23973), (5371, 23058), (5502, 22509), (7074, 17507), (7503, 16506), (7686, 16113), (7749, 15982), (7991, 15498), (8253, 15006), (10742, 11529)]