31312494

素因数分解:

$2^1\times 3^5\times {\mathrm{19}}^1\times {\mathrm{3391}}^1$

素因数の和:3427

約数の個数: 48

約数和(自身を含む): 74081280

約数和(自身を除く): 42768786

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 486, 513, 1026, 1539, 3078, 3391, 4617, 6782, 9234, 10173, 20346, 30519, 61038, 64429, 91557, 128858, 183114, 193287, 274671, 386574, 549342, 579861, 824013, 1159722, 1648026, 1739583, 3479166, 5218749, 10437498, 15656247, 31312494]

約数ペア:

[(1, 31312494), (2, 15656247), (3, 10437498), (6, 5218749), (9, 3479166), (18, 1739583), (19, 1648026), (27, 1159722), (38, 824013), (54, 579861), (57, 549342), (81, 386574), (114, 274671), (162, 193287), (171, 183114), (243, 128858), (342, 91557), (486, 64429), (513, 61038), (1026, 30519), (1539, 20346), (3078, 10173), (3391, 9234), (4617, 6782)]