28425888

素因数分解:

$2^5\times 3^2\times {\mathrm{89}}^1\times {\mathrm{1109}}^1$

素因数の和:1214

約数の個数: 72

約数和(自身を含む): 81818100

約数和(自身を除く): 53392212

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 89, 96, 144, 178, 267, 288, 356, 534, 712, 801, 1068, 1109, 1424, 1602, 2136, 2218, 2848, 3204, 3327, 4272, 4436, 6408, 6654, 8544, 8872, 9981, 12816, 13308, 17744, 19962, 25632, 26616, 35488, 39924, 53232, 79848, 98701, 106464, 159696, 197402, 296103, 319392, 394804, 592206, 789608, 888309, 1184412, 1579216, 1776618, 2368824, 3158432, 3553236, 4737648, 7106472, 9475296, 14212944, 28425888]

約数ペア:

[(1, 28425888), (2, 14212944), (3, 9475296), (4, 7106472), (6, 4737648), (8, 3553236), (9, 3158432), (12, 2368824), (16, 1776618), (18, 1579216), (24, 1184412), (32, 888309), (36, 789608), (48, 592206), (72, 394804), (89, 319392), (96, 296103), (144, 197402), (178, 159696), (267, 106464), (288, 98701), (356, 79848), (534, 53232), (712, 39924), (801, 35488), (1068, 26616), (1109, 25632), (1424, 19962), (1602, 17744), (2136, 13308), (2218, 12816), (2848, 9981), (3204, 8872), (3327, 8544), (4272, 6654), (4436, 6408)]