31161776

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{281}}^1$

素因数の和:557

約数の個数: 40

約数和(自身を含む): 62942400

約数和(自身を除く): 31780624

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 239, 281, 464, 478, 562, 956, 1124, 1912, 2248, 3824, 4496, 6931, 8149, 13862, 16298, 27724, 32596, 55448, 65192, 67159, 110896, 130384, 134318, 268636, 537272, 1074544, 1947611, 3895222, 7790444, 15580888, 31161776]

約数ペア:

[(1, 31161776), (2, 15580888), (4, 7790444), (8, 3895222), (16, 1947611), (29, 1074544), (58, 537272), (116, 268636), (232, 134318), (239, 130384), (281, 110896), (464, 67159), (478, 65192), (562, 55448), (956, 32596), (1124, 27724), (1912, 16298), (2248, 13862), (3824, 8149), (4496, 6931)]