331314412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1489}}^1$

素因数の和:1906

約数の個数: 48

約数和(自身を含む): 683373600

約数和(自身を除く): 352059188

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 389, 572, 778, 1489, 1556, 2978, 4279, 5057, 5956, 8558, 10114, 16379, 17116, 19357, 20228, 32758, 38714, 55627, 65516, 77428, 111254, 212927, 222508, 425854, 579221, 851708, 1158442, 2316884, 6371431, 7529873, 12742862, 15059746, 25485724, 30119492, 82828603, 165657206, 331314412]

約数ペア:

[(1, 331314412), (2, 165657206), (4, 82828603), (11, 30119492), (13, 25485724), (22, 15059746), (26, 12742862), (44, 7529873), (52, 6371431), (143, 2316884), (286, 1158442), (389, 851708), (572, 579221), (778, 425854), (1489, 222508), (1556, 212927), (2978, 111254), (4279, 77428), (5057, 65516), (5956, 55627), (8558, 38714), (10114, 32758), (16379, 20228), (17116, 19357)]