38142825

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 74807712

約数和(自身を除く): 36664887

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 97, 105, 107, 147, 175, 245, 291, 321, 485, 525, 535, 679, 735, 749, 1225, 1455, 1605, 2037, 2247, 2425, 2675, 3395, 3675, 3745, 4753, 5243, 7275, 8025, 10185, 10379, 11235, 14259, 15729, 16975, 18725, 23765, 26215, 31137, 50925, 51895, 56175, 71295, 72653, 78645, 118825, 131075, 155685, 217959, 259475, 356475, 363265, 393225, 508571, 778425, 1089795, 1525713, 1816325, 2542855, 5448975, 7628565, 12714275, 38142825]

約数ペア:

[(1, 38142825), (3, 12714275), (5, 7628565), (7, 5448975), (15, 2542855), (21, 1816325), (25, 1525713), (35, 1089795), (49, 778425), (75, 508571), (97, 393225), (105, 363265), (107, 356475), (147, 259475), (175, 217959), (245, 155685), (291, 131075), (321, 118825), (485, 78645), (525, 72653), (535, 71295), (679, 56175), (735, 51895), (749, 50925), (1225, 31137), (1455, 26215), (1605, 23765), (2037, 18725), (2247, 16975), (2425, 15729), (2675, 14259), (3395, 11235), (3675, 10379), (3745, 10185), (4753, 8025), (5243, 7275)]