28158984

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{55871}}^1$

素因数の和:55890

約数の個数: 48

約数和(自身を含む): 87160320

約数和(自身を除く): 59001336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 55871, 111742, 167613, 223484, 335226, 391097, 446968, 502839, 670452, 782194, 1005678, 1173291, 1340904, 1564388, 2011356, 2346582, 3128776, 3519873, 4022712, 4693164, 7039746, 9386328, 14079492, 28158984]

約数ペア:

[(1, 28158984), (2, 14079492), (3, 9386328), (4, 7039746), (6, 4693164), (7, 4022712), (8, 3519873), (9, 3128776), (12, 2346582), (14, 2011356), (18, 1564388), (21, 1340904), (24, 1173291), (28, 1005678), (36, 782194), (42, 670452), (56, 502839), (63, 446968), (72, 391097), (84, 335226), (126, 223484), (168, 167613), (252, 111742), (504, 55871)]