31985037

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2969}}^1$

素因数の和:3007

約数の個数: 40

約数和(自身を含む): 57499200

約数和(自身を除く): 25514163

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 2969, 3591, 8907, 10773, 20783, 26721, 56411, 62349, 80163, 169233, 187047, 240489, 394877, 507699, 561141, 1184631, 1523097, 1683423, 3553893, 4569291, 10661679, 31985037]

約数ペア:

[(1, 31985037), (3, 10661679), (7, 4569291), (9, 3553893), (19, 1683423), (21, 1523097), (27, 1184631), (57, 561141), (63, 507699), (81, 394877), (133, 240489), (171, 187047), (189, 169233), (399, 80163), (513, 62349), (567, 56411), (1197, 26721), (1539, 20783), (2969, 10773), (3591, 8907)]