221717142

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{87359}}^1$

素因数の和:87417

約数の個数: 32

約数和(自身を含む): 503193600

約数和(自身を除く): 281476458

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 87359, 174718, 262077, 524154, 786231, 1572462, 2358693, 4105873, 4717386, 8211746, 12317619, 24635238, 36952857, 73905714, 110858571, 221717142]

約数ペア:

[(1, 221717142), (2, 110858571), (3, 73905714), (6, 36952857), (9, 24635238), (18, 12317619), (27, 8211746), (47, 4717386), (54, 4105873), (94, 2358693), (141, 1572462), (282, 786231), (423, 524154), (846, 262077), (1269, 174718), (2538, 87359)]