658551972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{136177}}^1$

素因数の和:136228

約数の個数: 48

約数和(自身を含む): 1708216832

約数和(自身を除く): 1049664860

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 136177, 272354, 408531, 544708, 817062, 1634124, 1770301, 3540602, 4221487, 5310903, 7081204, 8442974, 10621806, 12664461, 16885948, 21243612, 25328922, 50657844, 54879331, 109758662, 164637993, 219517324, 329275986, 658551972]

約数ペア:

[(1, 658551972), (2, 329275986), (3, 219517324), (4, 164637993), (6, 109758662), (12, 54879331), (13, 50657844), (26, 25328922), (31, 21243612), (39, 16885948), (52, 12664461), (62, 10621806), (78, 8442974), (93, 7081204), (124, 5310903), (156, 4221487), (186, 3540602), (372, 1770301), (403, 1634124), (806, 817062), (1209, 544708), (1612, 408531), (2418, 272354), (4836, 136177)]