71718255

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1$

素因数の和:581

約数の個数: 96

約数和(自身を含む): 156349440

約数和(自身を除く): 84631185

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 23, 35, 45, 57, 63, 69, 95, 105, 115, 133, 161, 171, 207, 285, 315, 345, 399, 437, 483, 521, 665, 805, 855, 1035, 1197, 1311, 1449, 1563, 1995, 2185, 2415, 2605, 3059, 3647, 3933, 4689, 5985, 6555, 7245, 7815, 9177, 9899, 10941, 11983, 15295, 18235, 19665, 23445, 27531, 29697, 32823, 35949, 45885, 49495, 54705, 59915, 69293, 83881, 89091, 107847, 137655, 148485, 164115, 179745, 207879, 227677, 251643, 346465, 419405, 445455, 539235, 623637, 683031, 754929, 1039395, 1138385, 1258215, 1593739, 2049093, 3118185, 3415155, 3774645, 4781217, 7968695, 10245465, 14343651, 23906085, 71718255]

約数ペア:

[(1, 71718255), (3, 23906085), (5, 14343651), (7, 10245465), (9, 7968695), (15, 4781217), (19, 3774645), (21, 3415155), (23, 3118185), (35, 2049093), (45, 1593739), (57, 1258215), (63, 1138385), (69, 1039395), (95, 754929), (105, 683031), (115, 623637), (133, 539235), (161, 445455), (171, 419405), (207, 346465), (285, 251643), (315, 227677), (345, 207879), (399, 179745), (437, 164115), (483, 148485), (521, 137655), (665, 107847), (805, 89091), (855, 83881), (1035, 69293), (1197, 59915), (1311, 54705), (1449, 49495), (1563, 45885), (1995, 35949), (2185, 32823), (2415, 29697), (2605, 27531), (3059, 23445), (3647, 19665), (3933, 18235), (4689, 15295), (5985, 11983), (6555, 10941), (7245, 9899), (7815, 9177)]