400014774

素因数分解:

$2^1\times 3^4\times {\mathrm{503}}^1\times {\mathrm{4909}}^1$

素因数の和:5426

約数の個数: 40

約数和(自身を含む): 898294320

約数和(自身を除く): 498279546

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 503, 1006, 1509, 3018, 4527, 4909, 9054, 9818, 13581, 14727, 27162, 29454, 40743, 44181, 81486, 88362, 132543, 265086, 397629, 795258, 2469227, 4938454, 7407681, 14815362, 22223043, 44446086, 66669129, 133338258, 200007387, 400014774]

約数ペア:

[(1, 400014774), (2, 200007387), (3, 133338258), (6, 66669129), (9, 44446086), (18, 22223043), (27, 14815362), (54, 7407681), (81, 4938454), (162, 2469227), (503, 795258), (1006, 397629), (1509, 265086), (3018, 132543), (4527, 88362), (4909, 81486), (9054, 44181), (9818, 40743), (13581, 29454), (14727, 27162)]