257703432

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{21013}}^1$

素因数の和:21102

約数の個数: 64

約数和(自身を含む): 746417280

約数和(自身を除く): 488713848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 73, 84, 146, 168, 219, 292, 438, 511, 584, 876, 1022, 1533, 1752, 2044, 3066, 4088, 6132, 12264, 21013, 42026, 63039, 84052, 126078, 147091, 168104, 252156, 294182, 441273, 504312, 588364, 882546, 1176728, 1533949, 1765092, 3067898, 3530184, 4601847, 6135796, 9203694, 10737643, 12271592, 18407388, 21475286, 32212929, 36814776, 42950572, 64425858, 85901144, 128851716, 257703432]

約数ペア:

[(1, 257703432), (2, 128851716), (3, 85901144), (4, 64425858), (6, 42950572), (7, 36814776), (8, 32212929), (12, 21475286), (14, 18407388), (21, 12271592), (24, 10737643), (28, 9203694), (42, 6135796), (56, 4601847), (73, 3530184), (84, 3067898), (146, 1765092), (168, 1533949), (219, 1176728), (292, 882546), (438, 588364), (511, 504312), (584, 441273), (876, 294182), (1022, 252156), (1533, 168104), (1752, 147091), (2044, 126078), (3066, 84052), (4088, 63039), (6132, 42026), (12264, 21013)]