31365628

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{8059}}^1$

素因数の和:8209

約数の個数: 24

約数和(自身を含む): 63190400

約数和(自身を除く): 31824772

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 8059, 16118, 32236, 56413, 112826, 225652, 1120201, 2240402, 4480804, 7841407, 15682814, 31365628]

約数ペア:

[(1, 31365628), (2, 15682814), (4, 7841407), (7, 4480804), (14, 2240402), (28, 1120201), (139, 225652), (278, 112826), (556, 56413), (973, 32236), (1946, 16118), (3892, 8059)]