1371825

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:103

約数の個数: 72

約数和(自身を含む): 3069248

約数和(自身を除く): 1697423

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 67, 75, 91, 105, 117, 175, 195, 201, 225, 273, 315, 325, 335, 455, 469, 525, 585, 603, 819, 871, 975, 1005, 1365, 1407, 1575, 1675, 2275, 2345, 2613, 2925, 3015, 4095, 4221, 4355, 5025, 6097, 6825, 7035, 7839, 11725, 13065, 15075, 18291, 20475, 21105, 21775, 30485, 35175, 39195, 54873, 65325, 91455, 105525, 152425, 195975, 274365, 457275, 1371825]

約数ペア:

[(1, 1371825), (3, 457275), (5, 274365), (7, 195975), (9, 152425), (13, 105525), (15, 91455), (21, 65325), (25, 54873), (35, 39195), (39, 35175), (45, 30485), (63, 21775), (65, 21105), (67, 20475), (75, 18291), (91, 15075), (105, 13065), (117, 11725), (175, 7839), (195, 7035), (201, 6825), (225, 6097), (273, 5025), (315, 4355), (325, 4221), (335, 4095), (455, 3015), (469, 2925), (525, 2613), (585, 2345), (603, 2275), (819, 1675), (871, 1575), (975, 1407), (1005, 1365)]