201205755

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:589

約数の個数: 64

約数和(自身を含む): 371226240

約数和(自身を除く): 170020485

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 61, 135, 159, 183, 265, 305, 461, 477, 549, 795, 915, 1383, 1431, 1647, 2305, 2385, 2745, 3233, 4149, 6915, 7155, 8235, 9699, 12447, 16165, 20745, 24433, 28121, 29097, 48495, 62235, 73299, 84363, 87291, 122165, 140605, 145485, 219897, 253089, 366495, 421815, 436455, 659691, 759267, 1099485, 1265445, 1490413, 3298455, 3796335, 4471239, 7452065, 13413717, 22356195, 40241151, 67068585, 201205755]

約数ペア:

[(1, 201205755), (3, 67068585), (5, 40241151), (9, 22356195), (15, 13413717), (27, 7452065), (45, 4471239), (53, 3796335), (61, 3298455), (135, 1490413), (159, 1265445), (183, 1099485), (265, 759267), (305, 659691), (461, 436455), (477, 421815), (549, 366495), (795, 253089), (915, 219897), (1383, 145485), (1431, 140605), (1647, 122165), (2305, 87291), (2385, 84363), (2745, 73299), (3233, 62235), (4149, 48495), (6915, 29097), (7155, 28121), (8235, 24433), (9699, 20745), (12447, 16165)]