172647867

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{1319}}^1$

素因数の和:1623

約数の個数: 32

約数和(自身を含む): 275742720

約数和(自身を除く): 103094853

約数列:

[1, 3, 7, 21, 23, 69, 161, 271, 483, 813, 1319, 1897, 3957, 5691, 6233, 9233, 18699, 27699, 30337, 43631, 91011, 130893, 212359, 357449, 637077, 1072347, 2502143, 7506429, 8221327, 24663981, 57549289, 172647867]

約数ペア:

[(1, 172647867), (3, 57549289), (7, 24663981), (21, 8221327), (23, 7506429), (69, 2502143), (161, 1072347), (271, 637077), (483, 357449), (813, 212359), (1319, 130893), (1897, 91011), (3957, 43631), (5691, 30337), (6233, 27699), (9233, 18699)]