86174972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1373}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 174508992

約数和(自身を除く): 88334020

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 71, 142, 221, 284, 442, 884, 923, 1207, 1373, 1846, 2414, 2746, 3692, 4828, 5492, 15691, 17849, 23341, 31382, 35698, 46682, 62764, 71396, 93364, 97483, 194966, 303433, 389932, 606866, 1213732, 1267279, 1657211, 2534558, 3314422, 5069116, 6628844, 21543743, 43087486, 86174972]

約数ペア:

[(1, 86174972), (2, 43087486), (4, 21543743), (13, 6628844), (17, 5069116), (26, 3314422), (34, 2534558), (52, 1657211), (68, 1267279), (71, 1213732), (142, 606866), (221, 389932), (284, 303433), (442, 194966), (884, 97483), (923, 93364), (1207, 71396), (1373, 62764), (1846, 46682), (2414, 35698), (2746, 31382), (3692, 23341), (4828, 17849), (5492, 15691)]