31474773

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{577}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 54100800

約数和(自身を除く): 22626027

約数列:

[1, 3, 9, 11, 19, 29, 33, 57, 87, 99, 171, 209, 261, 319, 551, 577, 627, 957, 1653, 1731, 1881, 2871, 4959, 5193, 6061, 6347, 10963, 16733, 18183, 19041, 32889, 50199, 54549, 57123, 98667, 120593, 150597, 184063, 317927, 361779, 552189, 953781, 1085337, 1656567, 2861343, 3497197, 10491591, 31474773]

約数ペア:

[(1, 31474773), (3, 10491591), (9, 3497197), (11, 2861343), (19, 1656567), (29, 1085337), (33, 953781), (57, 552189), (87, 361779), (99, 317927), (171, 184063), (209, 150597), (261, 120593), (319, 98667), (551, 57123), (577, 54549), (627, 50199), (957, 32889), (1653, 19041), (1731, 18183), (1881, 16733), (2871, 10963), (4959, 6347), (5193, 6061)]