81316782

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2389}}^1$

素因数の和:2489

約数の個数: 48

約数和(自身を含む): 184928640

約数和(自身を除く): 103611858

約数列:

[1, 2, 3, 6, 9, 18, 31, 61, 62, 93, 122, 183, 186, 279, 366, 549, 558, 1098, 1891, 2389, 3782, 4778, 5673, 7167, 11346, 14334, 17019, 21501, 34038, 43002, 74059, 145729, 148118, 222177, 291458, 437187, 444354, 666531, 874374, 1311561, 1333062, 2623122, 4517599, 9035198, 13552797, 27105594, 40658391, 81316782]

約数ペア:

[(1, 81316782), (2, 40658391), (3, 27105594), (6, 13552797), (9, 9035198), (18, 4517599), (31, 2623122), (61, 1333062), (62, 1311561), (93, 874374), (122, 666531), (183, 444354), (186, 437187), (279, 291458), (366, 222177), (549, 148118), (558, 145729), (1098, 74059), (1891, 43002), (2389, 34038), (3782, 21501), (4778, 17019), (5673, 14334), (7167, 11346)]