31259826

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:208

約数の個数: 96

約数和(自身を含む): 78624000

約数和(自身を除く): 47364174

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 79, 89, 114, 117, 158, 171, 178, 234, 237, 247, 267, 342, 474, 494, 534, 711, 741, 801, 1027, 1157, 1422, 1482, 1501, 1602, 1691, 2054, 2223, 2314, 3002, 3081, 3382, 3471, 4446, 4503, 5073, 6162, 6942, 7031, 9006, 9243, 10146, 10413, 13509, 14062, 15219, 18486, 19513, 20826, 21093, 21983, 27018, 30438, 39026, 42186, 43966, 58539, 63279, 65949, 91403, 117078, 126558, 131898, 133589, 175617, 182806, 197847, 267178, 274209, 351234, 395694, 400767, 548418, 801534, 822627, 1202301, 1645254, 1736657, 2404602, 3473314, 5209971, 10419942, 15629913, 31259826]

約数ペア:

[(1, 31259826), (2, 15629913), (3, 10419942), (6, 5209971), (9, 3473314), (13, 2404602), (18, 1736657), (19, 1645254), (26, 1202301), (38, 822627), (39, 801534), (57, 548418), (78, 400767), (79, 395694), (89, 351234), (114, 274209), (117, 267178), (158, 197847), (171, 182806), (178, 175617), (234, 133589), (237, 131898), (247, 126558), (267, 117078), (342, 91403), (474, 65949), (494, 63279), (534, 58539), (711, 43966), (741, 42186), (801, 39026), (1027, 30438), (1157, 27018), (1422, 21983), (1482, 21093), (1501, 20826), (1602, 19513), (1691, 18486), (2054, 15219), (2223, 14062), (2314, 13509), (3002, 10413), (3081, 10146), (3382, 9243), (3471, 9006), (4446, 7031), (4503, 6942), (5073, 6162)]