857221702281

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{15237059}}^1$

素因数の和:15237138

約数の個数: 48

約数和(自身を含む): 1521268070400

約数和(自身を除く): 664046368119

約数列:

[1, 3, 7, 9, 19, 21, 47, 57, 63, 133, 141, 171, 329, 399, 423, 893, 987, 1197, 2679, 2961, 6251, 8037, 18753, 56259, 15237059, 45711177, 106659413, 137133531, 289504121, 319978239, 716141773, 868512363, 959934717, 2026528847, 2148425319, 2605537089, 5012992411, 6079586541, 6445275957, 13606693687, 15038977233, 18238759623, 40820081061, 45116931699, 95246855809, 122460243183, 285740567427, 857221702281]

約数ペア:

[(1, 857221702281), (3, 285740567427), (7, 122460243183), (9, 95246855809), (19, 45116931699), (21, 40820081061), (47, 18238759623), (57, 15038977233), (63, 13606693687), (133, 6445275957), (141, 6079586541), (171, 5012992411), (329, 2605537089), (399, 2148425319), (423, 2026528847), (893, 959934717), (987, 868512363), (1197, 716141773), (2679, 319978239), (2961, 289504121), (6251, 137133531), (8037, 106659413), (18753, 45711177), (56259, 15237059)]