31518004

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 66528000

約数和(自身を除く): 35009996

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 109, 161, 218, 322, 436, 449, 644, 763, 898, 1526, 1796, 2507, 3052, 3143, 5014, 6286, 10028, 10327, 12572, 17549, 20654, 35098, 41308, 48941, 70196, 72289, 97882, 144578, 195764, 289156, 342587, 685174, 1125643, 1370348, 2251286, 4502572, 7879501, 15759002, 31518004]

約数ペア:

[(1, 31518004), (2, 15759002), (4, 7879501), (7, 4502572), (14, 2251286), (23, 1370348), (28, 1125643), (46, 685174), (92, 342587), (109, 289156), (161, 195764), (218, 144578), (322, 97882), (436, 72289), (449, 70196), (644, 48941), (763, 41308), (898, 35098), (1526, 20654), (1796, 17549), (2507, 12572), (3052, 10327), (3143, 10028), (5014, 6286)]