28669392

素因数分解:

$2^4\times 3^2\times {\mathrm{89}}^1\times {\mathrm{2237}}^1$

素因数の和:2340

約数の個数: 60

約数和(自身を含む): 81172260

約数和(自身を除く): 52502868

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 89, 144, 178, 267, 356, 534, 712, 801, 1068, 1424, 1602, 2136, 2237, 3204, 4272, 4474, 6408, 6711, 8948, 12816, 13422, 17896, 20133, 26844, 35792, 40266, 53688, 80532, 107376, 161064, 199093, 322128, 398186, 597279, 796372, 1194558, 1592744, 1791837, 2389116, 3185488, 3583674, 4778232, 7167348, 9556464, 14334696, 28669392]

約数ペア:

[(1, 28669392), (2, 14334696), (3, 9556464), (4, 7167348), (6, 4778232), (8, 3583674), (9, 3185488), (12, 2389116), (16, 1791837), (18, 1592744), (24, 1194558), (36, 796372), (48, 597279), (72, 398186), (89, 322128), (144, 199093), (178, 161064), (267, 107376), (356, 80532), (534, 53688), (712, 40266), (801, 35792), (1068, 26844), (1424, 20133), (1602, 17896), (2136, 13422), (2237, 12816), (3204, 8948), (4272, 6711), (4474, 6408)]