25139686

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 45715824

約数和(自身を除く): 20576138

約数列:

[1, 2, 11, 13, 22, 26, 61, 121, 122, 131, 143, 242, 262, 286, 671, 793, 1342, 1441, 1573, 1586, 1703, 2882, 3146, 3406, 7381, 7991, 8723, 14762, 15851, 15982, 17446, 18733, 31702, 37466, 87901, 95953, 103883, 175802, 191906, 206063, 207766, 412126, 966911, 1142713, 1933822, 2285426, 12569843, 25139686]

約数ペア:

[(1, 25139686), (2, 12569843), (11, 2285426), (13, 1933822), (22, 1142713), (26, 966911), (61, 412126), (121, 207766), (122, 206063), (131, 191906), (143, 175802), (242, 103883), (262, 95953), (286, 87901), (671, 37466), (793, 31702), (1342, 18733), (1441, 17446), (1573, 15982), (1586, 15851), (1703, 14762), (2882, 8723), (3146, 7991), (3406, 7381)]