398325664

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{761}}^1\times {\mathrm{1487}}^1$

素因数の和:2269

約数の個数: 48

約数和(自身を含む): 857195136

約数和(自身を除く): 458869472

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 761, 1487, 1522, 2974, 3044, 5948, 6088, 8371, 11896, 12176, 16357, 16742, 23792, 24352, 32714, 33484, 47584, 65428, 66968, 130856, 133936, 261712, 267872, 523424, 1131607, 2263214, 4526428, 9052856, 12447677, 18105712, 24895354, 36211424, 49790708, 99581416, 199162832, 398325664]

約数ペア:

[(1, 398325664), (2, 199162832), (4, 99581416), (8, 49790708), (11, 36211424), (16, 24895354), (22, 18105712), (32, 12447677), (44, 9052856), (88, 4526428), (176, 2263214), (352, 1131607), (761, 523424), (1487, 267872), (1522, 261712), (2974, 133936), (3044, 130856), (5948, 66968), (6088, 65428), (8371, 47584), (11896, 33484), (12176, 32714), (16357, 24352), (16742, 23792)]