13371813

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{563}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 24635520

約数和(自身を除く): 11263707

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 63, 87, 91, 117, 203, 261, 273, 377, 563, 609, 819, 1131, 1689, 1827, 2639, 3393, 3941, 5067, 7319, 7917, 11823, 16327, 21957, 23751, 35469, 48981, 51233, 65871, 114289, 146943, 153699, 212251, 342867, 461097, 636753, 1028601, 1485757, 1910259, 4457271, 13371813]

約数ペア:

[(1, 13371813), (3, 4457271), (7, 1910259), (9, 1485757), (13, 1028601), (21, 636753), (29, 461097), (39, 342867), (63, 212251), (87, 153699), (91, 146943), (117, 114289), (203, 65871), (261, 51233), (273, 48981), (377, 35469), (563, 23751), (609, 21957), (819, 16327), (1131, 11823), (1689, 7917), (1827, 7319), (2639, 5067), (3393, 3941)]