1881308

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1$

素因数の和:75

約数の個数: 54

約数和(自身を含む): 4088952

約数和(自身を除く): 2207644

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 44, 46, 52, 92, 121, 143, 169, 242, 253, 286, 299, 338, 484, 506, 572, 598, 676, 1012, 1196, 1573, 1859, 2783, 3146, 3289, 3718, 3887, 5566, 6292, 6578, 7436, 7774, 11132, 13156, 15548, 20449, 36179, 40898, 42757, 72358, 81796, 85514, 144716, 171028, 470327, 940654, 1881308]

約数ペア:

[(1, 1881308), (2, 940654), (4, 470327), (11, 171028), (13, 144716), (22, 85514), (23, 81796), (26, 72358), (44, 42757), (46, 40898), (52, 36179), (92, 20449), (121, 15548), (143, 13156), (169, 11132), (242, 7774), (253, 7436), (286, 6578), (299, 6292), (338, 5566), (484, 3887), (506, 3718), (572, 3289), (598, 3146), (676, 2783), (1012, 1859), (1196, 1573)]