31378754

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 53654400

約数和(自身を除く): 22275646

約数列:

[1, 2, 11, 22, 29, 58, 137, 274, 319, 359, 638, 718, 1507, 3014, 3949, 3973, 7898, 7946, 10411, 20822, 43703, 49183, 87406, 98366, 114521, 229042, 541013, 1082026, 1426307, 2852614, 15689377, 31378754]

約数ペア:

[(1, 31378754), (2, 15689377), (11, 2852614), (22, 1426307), (29, 1082026), (58, 541013), (137, 229042), (274, 114521), (319, 98366), (359, 87406), (638, 49183), (718, 43703), (1507, 20822), (3014, 10411), (3949, 7946), (3973, 7898)]