161908716

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1\times {\mathrm{727}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 385339136

約数和(自身を除く): 223430420

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 277, 402, 554, 727, 804, 831, 1108, 1454, 1662, 2181, 2908, 3324, 4362, 8724, 18559, 37118, 48709, 55677, 74236, 97418, 111354, 146127, 194836, 201379, 222708, 292254, 402758, 584508, 604137, 805516, 1208274, 2416548, 13492393, 26984786, 40477179, 53969572, 80954358, 161908716]

約数ペア:

[(1, 161908716), (2, 80954358), (3, 53969572), (4, 40477179), (6, 26984786), (12, 13492393), (67, 2416548), (134, 1208274), (201, 805516), (268, 604137), (277, 584508), (402, 402758), (554, 292254), (727, 222708), (804, 201379), (831, 194836), (1108, 146127), (1454, 111354), (1662, 97418), (2181, 74236), (2908, 55677), (3324, 48709), (4362, 37118), (8724, 18559)]