71466872

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 136073520

約数和(自身を除く): 64606648

約数列:

[1, 2, 4, 8, 137, 197, 274, 331, 394, 548, 662, 788, 1096, 1324, 1576, 2648, 26989, 45347, 53978, 65207, 90694, 107956, 130414, 181388, 215912, 260828, 362776, 521656, 8933359, 17866718, 35733436, 71466872]

約数ペア:

[(1, 71466872), (2, 35733436), (4, 17866718), (8, 8933359), (137, 521656), (197, 362776), (274, 260828), (331, 215912), (394, 181388), (548, 130414), (662, 107956), (788, 90694), (1096, 65207), (1324, 53978), (1576, 45347), (2648, 26989)]