217194618

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 479001600

約数和(自身を除く): 261806982

約数列:

[1, 2, 3, 6, 17, 31, 34, 51, 62, 93, 102, 149, 186, 298, 447, 461, 527, 894, 922, 1054, 1383, 1581, 2533, 2766, 3162, 4619, 5066, 7599, 7837, 9238, 13857, 14291, 15198, 15674, 23511, 27714, 28582, 42873, 47022, 68689, 78523, 85746, 137378, 157046, 206067, 235569, 242947, 412134, 471138, 485894, 728841, 1167713, 1457682, 2129359, 2335426, 3503139, 4258718, 6388077, 7006278, 12776154, 36199103, 72398206, 108597309, 217194618]

約数ペア:

[(1, 217194618), (2, 108597309), (3, 72398206), (6, 36199103), (17, 12776154), (31, 7006278), (34, 6388077), (51, 4258718), (62, 3503139), (93, 2335426), (102, 2129359), (149, 1457682), (186, 1167713), (298, 728841), (447, 485894), (461, 471138), (527, 412134), (894, 242947), (922, 235569), (1054, 206067), (1383, 157046), (1581, 137378), (2533, 85746), (2766, 78523), (3162, 68689), (4619, 47022), (5066, 42873), (7599, 28582), (7837, 27714), (9238, 23511), (13857, 15674), (14291, 15198)]