890328238

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{1033}}^1$

素因数の和:1308

約数の個数: 32

約数和(自身を含む): 1399026816

約数和(自身を除く): 508698578

約数列:

[1, 2, 47, 53, 94, 106, 173, 346, 1033, 2066, 2491, 4982, 8131, 9169, 16262, 18338, 48551, 54749, 97102, 109498, 178709, 357418, 430943, 861886, 2573203, 5146406, 8399323, 9471577, 16798646, 18943154, 445164119, 890328238]

約数ペア:

[(1, 890328238), (2, 445164119), (47, 18943154), (53, 16798646), (94, 9471577), (106, 8399323), (173, 5146406), (346, 2573203), (1033, 861886), (2066, 430943), (2491, 357418), (4982, 178709), (8131, 109498), (9169, 97102), (16262, 54749), (18338, 48551)]