31469805

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1327}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 59664384

約数和(自身を除く): 28194579

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 153, 155, 255, 279, 465, 527, 765, 1327, 1395, 1581, 2635, 3981, 4743, 6635, 7905, 11943, 19905, 22559, 23715, 41137, 59715, 67677, 112795, 123411, 203031, 205685, 338385, 370233, 617055, 699329, 1015155, 1851165, 2097987, 3496645, 6293961, 10489935, 31469805]

約数ペア:

[(1, 31469805), (3, 10489935), (5, 6293961), (9, 3496645), (15, 2097987), (17, 1851165), (31, 1015155), (45, 699329), (51, 617055), (85, 370233), (93, 338385), (153, 205685), (155, 203031), (255, 123411), (279, 112795), (465, 67677), (527, 59715), (765, 41137), (1327, 23715), (1395, 22559), (1581, 19905), (2635, 11943), (3981, 7905), (4743, 6635)]