69890872

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{727}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 134053920

約数和(自身を除く): 64163048

約数列:

[1, 2, 4, 8, 61, 122, 197, 244, 394, 488, 727, 788, 1454, 1576, 2908, 5816, 12017, 24034, 44347, 48068, 88694, 96136, 143219, 177388, 286438, 354776, 572876, 1145752, 8736359, 17472718, 34945436, 69890872]

約数ペア:

[(1, 69890872), (2, 34945436), (4, 17472718), (8, 8736359), (61, 1145752), (122, 572876), (197, 354776), (244, 286438), (394, 177388), (488, 143219), (727, 96136), (788, 88694), (1454, 48068), (1576, 44347), (2908, 24034), (5816, 12017)]