31123386

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{601}}^1$

素因数の和:756

約数の個数: 64

約数和(自身を含む): 79752960

約数和(自身を除く): 48629574

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 137, 189, 274, 378, 411, 601, 822, 959, 1202, 1233, 1803, 1918, 2466, 2877, 3606, 3699, 4207, 5409, 5754, 7398, 8414, 8631, 10818, 12621, 16227, 17262, 25242, 25893, 32454, 37863, 51786, 75726, 82337, 113589, 164674, 227178, 247011, 494022, 576359, 741033, 1152718, 1482066, 1729077, 2223099, 3458154, 4446198, 5187231, 10374462, 15561693, 31123386]

約数ペア:

[(1, 31123386), (2, 15561693), (3, 10374462), (6, 5187231), (7, 4446198), (9, 3458154), (14, 2223099), (18, 1729077), (21, 1482066), (27, 1152718), (42, 741033), (54, 576359), (63, 494022), (126, 247011), (137, 227178), (189, 164674), (274, 113589), (378, 82337), (411, 75726), (601, 51786), (822, 37863), (959, 32454), (1202, 25893), (1233, 25242), (1803, 17262), (1918, 16227), (2466, 12621), (2877, 10818), (3606, 8631), (3699, 8414), (4207, 7398), (5409, 5754)]