71385678

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 198912000

約数和(自身を除く): 127526322

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 73, 78, 91, 117, 126, 146, 182, 189, 199, 219, 234, 273, 351, 378, 398, 438, 511, 546, 597, 657, 702, 819, 949, 1022, 1194, 1314, 1393, 1533, 1638, 1791, 1898, 1971, 2457, 2587, 2786, 2847, 3066, 3582, 3942, 4179, 4599, 4914, 5174, 5373, 5694, 6643, 7761, 8358, 8541, 9198, 10746, 12537, 13286, 13797, 14527, 15522, 17082, 18109, 19929, 23283, 25074, 25623, 27594, 29054, 36218, 37611, 39858, 43581, 46566, 51246, 54327, 59787, 69849, 75222, 87162, 101689, 108654, 119574, 130743, 139698, 162981, 179361, 188851, 203378, 261486, 305067, 325962, 358722, 377702, 392229, 488943, 566553, 610134, 784458, 915201, 977886, 1133106, 1321957, 1699659, 1830402, 2643914, 2745603, 3399318, 3965871, 5098977, 5491206, 7931742, 10197954, 11897613, 23795226, 35692839, 71385678]

約数ペア:

[(1, 71385678), (2, 35692839), (3, 23795226), (6, 11897613), (7, 10197954), (9, 7931742), (13, 5491206), (14, 5098977), (18, 3965871), (21, 3399318), (26, 2745603), (27, 2643914), (39, 1830402), (42, 1699659), (54, 1321957), (63, 1133106), (73, 977886), (78, 915201), (91, 784458), (117, 610134), (126, 566553), (146, 488943), (182, 392229), (189, 377702), (199, 358722), (219, 325962), (234, 305067), (273, 261486), (351, 203378), (378, 188851), (398, 179361), (438, 162981), (511, 139698), (546, 130743), (597, 119574), (657, 108654), (702, 101689), (819, 87162), (949, 75222), (1022, 69849), (1194, 59787), (1314, 54327), (1393, 51246), (1533, 46566), (1638, 43581), (1791, 39858), (1898, 37611), (1971, 36218), (2457, 29054), (2587, 27594), (2786, 25623), (2847, 25074), (3066, 23283), (3582, 19929), (3942, 18109), (4179, 17082), (4599, 15522), (4914, 14527), (5174, 13797), (5373, 13286), (5694, 12537), (6643, 10746), (7761, 9198), (8358, 8541)]