31493196

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2659}}^1$

素因数の和:2723

約数の個数: 72

約数和(自身を含む): 92951040

約数和(自身を除く): 61457844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1974, 2659, 2961, 3948, 5318, 5922, 7977, 10636, 11844, 15954, 18613, 23931, 31908, 37226, 47862, 55839, 74452, 95724, 111678, 124973, 167517, 223356, 249946, 335034, 374919, 499892, 670068, 749838, 874811, 1124757, 1499676, 1749622, 2249514, 2624433, 3499244, 4499028, 5248866, 7873299, 10497732, 15746598, 31493196]

約数ペア:

[(1, 31493196), (2, 15746598), (3, 10497732), (4, 7873299), (6, 5248866), (7, 4499028), (9, 3499244), (12, 2624433), (14, 2249514), (18, 1749622), (21, 1499676), (28, 1124757), (36, 874811), (42, 749838), (47, 670068), (63, 499892), (84, 374919), (94, 335034), (126, 249946), (141, 223356), (188, 167517), (252, 124973), (282, 111678), (329, 95724), (423, 74452), (564, 55839), (658, 47862), (846, 37226), (987, 31908), (1316, 23931), (1692, 18613), (1974, 15954), (2659, 11844), (2961, 10636), (3948, 7977), (5318, 5922)]