84876988

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^3\times {\mathrm{617}}^1$

素因数の和:679

約数の個数: 48

約数和(自身を含む): 180653760

約数和(自身を除く): 95776772

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 289, 476, 578, 617, 1156, 1234, 2023, 2468, 4046, 4319, 4913, 8092, 8638, 9826, 10489, 17276, 19652, 20978, 34391, 41956, 68782, 73423, 137564, 146846, 178313, 293692, 356626, 713252, 1248191, 2496382, 3031321, 4992764, 6062642, 12125284, 21219247, 42438494, 84876988]

約数ペア:

[(1, 84876988), (2, 42438494), (4, 21219247), (7, 12125284), (14, 6062642), (17, 4992764), (28, 3031321), (34, 2496382), (68, 1248191), (119, 713252), (238, 356626), (289, 293692), (476, 178313), (578, 146846), (617, 137564), (1156, 73423), (1234, 68782), (2023, 41956), (2468, 34391), (4046, 20978), (4319, 19652), (4913, 17276), (8092, 10489), (8638, 9826)]