169625768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{85843}}^1$

素因数の和:85881

約数の個数: 32

約数和(自身を含む): 360544800

約数和(自身を除く): 190919032

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 85843, 171686, 343372, 686744, 1115959, 1631017, 2231918, 3262034, 4463836, 6524068, 8927672, 13048136, 21203221, 42406442, 84812884, 169625768]

約数ペア:

[(1, 169625768), (2, 84812884), (4, 42406442), (8, 21203221), (13, 13048136), (19, 8927672), (26, 6524068), (38, 4463836), (52, 3262034), (76, 2231918), (104, 1631017), (152, 1115959), (247, 686744), (494, 343372), (988, 171686), (1976, 85843)]