28878408

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{30853}}^1$

素因数の和:30878

約数の個数: 48

約数和(自身を含む): 84231420

約数和(自身を除く): 55353012

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 30853, 61706, 92559, 123412, 185118, 246824, 277677, 370236, 401089, 555354, 740472, 802178, 1110708, 1203267, 1604356, 2221416, 2406534, 3208712, 3609801, 4813068, 7219602, 9626136, 14439204, 28878408]

約数ペア:

[(1, 28878408), (2, 14439204), (3, 9626136), (4, 7219602), (6, 4813068), (8, 3609801), (9, 3208712), (12, 2406534), (13, 2221416), (18, 1604356), (24, 1203267), (26, 1110708), (36, 802178), (39, 740472), (52, 555354), (72, 401089), (78, 370236), (104, 277677), (117, 246824), (156, 185118), (234, 123412), (312, 92559), (468, 61706), (936, 30853)]