28934430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{653}}^1$

素因数の和:881

約数の個数: 64

約数和(自身を含む): 79861248

約数和(自身を除く): 50926818

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 211, 422, 633, 653, 1055, 1266, 1306, 1477, 1959, 2110, 2954, 3165, 3265, 3918, 4431, 4571, 6330, 6530, 7385, 8862, 9142, 9795, 13713, 14770, 19590, 22155, 22855, 27426, 44310, 45710, 68565, 137130, 137783, 275566, 413349, 688915, 826698, 964481, 1377830, 1928962, 2066745, 2893443, 4133490, 4822405, 5786886, 9644810, 14467215, 28934430]

約数ペア:

[(1, 28934430), (2, 14467215), (3, 9644810), (5, 5786886), (6, 4822405), (7, 4133490), (10, 2893443), (14, 2066745), (15, 1928962), (21, 1377830), (30, 964481), (35, 826698), (42, 688915), (70, 413349), (105, 275566), (210, 137783), (211, 137130), (422, 68565), (633, 45710), (653, 44310), (1055, 27426), (1266, 22855), (1306, 22155), (1477, 19590), (1959, 14770), (2110, 13713), (2954, 9795), (3165, 9142), (3265, 8862), (3918, 7385), (4431, 6530), (4571, 6330)]