31388994

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19163}}^1$

素因数の和:19191

約数の個数: 48

約数和(自身を含む): 83708352

約数和(自身を除く): 52319358

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 19163, 38326, 57489, 114978, 134141, 172467, 249119, 268282, 344934, 402423, 498238, 747357, 804846, 1207269, 1494714, 1743833, 2242071, 2414538, 3487666, 4484142, 5231499, 10462998, 15694497, 31388994]

約数ペア:

[(1, 31388994), (2, 15694497), (3, 10462998), (6, 5231499), (7, 4484142), (9, 3487666), (13, 2414538), (14, 2242071), (18, 1743833), (21, 1494714), (26, 1207269), (39, 804846), (42, 747357), (63, 498238), (78, 402423), (91, 344934), (117, 268282), (126, 249119), (182, 172467), (234, 134141), (273, 114978), (546, 57489), (819, 38326), (1638, 19163)]