289380963

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{719}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 425779200

約数和(自身を除く): 136398237

約数列:

[1, 3, 19, 23, 57, 69, 307, 437, 719, 921, 1311, 2157, 5833, 7061, 13661, 16537, 17499, 21183, 40983, 49611, 134159, 220733, 314203, 402477, 662199, 942609, 4193927, 5076859, 12581781, 15230577, 96460321, 289380963]

約数ペア:

[(1, 289380963), (3, 96460321), (19, 15230577), (23, 12581781), (57, 5076859), (69, 4193927), (307, 942609), (437, 662199), (719, 402477), (921, 314203), (1311, 220733), (2157, 134159), (5833, 49611), (7061, 40983), (13661, 21183), (16537, 17499)]