2621000403

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1\times {\mathrm{787}}^1$

素因数の和:1133

約数の個数: 64

約数和(自身を含む): 4526776320

約数和(自身を除く): 1905775917

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 263, 469, 603, 787, 789, 1407, 1809, 1841, 2361, 2367, 4221, 5509, 5523, 7083, 7101, 12663, 16527, 16569, 17621, 21249, 49581, 49707, 52729, 52863, 123347, 148743, 158187, 158589, 206981, 369103, 370041, 474561, 475767, 620943, 1107309, 1110123, 1423683, 1448867, 1862829, 3321927, 3330369, 4346601, 5588487, 9965781, 13039803, 13867727, 39119409, 41603181, 97074089, 124809543, 291222267, 374428629, 873666801, 2621000403]

約数ペア:

[(1, 2621000403), (3, 873666801), (7, 374428629), (9, 291222267), (21, 124809543), (27, 97074089), (63, 41603181), (67, 39119409), (189, 13867727), (201, 13039803), (263, 9965781), (469, 5588487), (603, 4346601), (787, 3330369), (789, 3321927), (1407, 1862829), (1809, 1448867), (1841, 1423683), (2361, 1110123), (2367, 1107309), (4221, 620943), (5509, 475767), (5523, 474561), (7083, 370041), (7101, 369103), (12663, 206981), (16527, 158589), (16569, 158187), (17621, 148743), (21249, 123347), (49581, 52863), (49707, 52729)]