31878396

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1019}}^1$

素因数の和:1119

約数の個数: 72

約数和(自身を含む): 89107200

約数和(自身を除く): 57228804

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 79, 99, 132, 158, 198, 237, 316, 396, 474, 711, 869, 948, 1019, 1422, 1738, 2038, 2607, 2844, 3057, 3476, 4076, 5214, 6114, 7821, 9171, 10428, 11209, 12228, 15642, 18342, 22418, 31284, 33627, 36684, 44836, 67254, 80501, 100881, 134508, 161002, 201762, 241503, 322004, 403524, 483006, 724509, 885511, 966012, 1449018, 1771022, 2656533, 2898036, 3542044, 5313066, 7969599, 10626132, 15939198, 31878396]

約数ペア:

[(1, 31878396), (2, 15939198), (3, 10626132), (4, 7969599), (6, 5313066), (9, 3542044), (11, 2898036), (12, 2656533), (18, 1771022), (22, 1449018), (33, 966012), (36, 885511), (44, 724509), (66, 483006), (79, 403524), (99, 322004), (132, 241503), (158, 201762), (198, 161002), (237, 134508), (316, 100881), (396, 80501), (474, 67254), (711, 44836), (869, 36684), (948, 33627), (1019, 31284), (1422, 22418), (1738, 18342), (2038, 15642), (2607, 12228), (2844, 11209), (3057, 10428), (3476, 9171), (4076, 7821), (5214, 6114)]