31551690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{14813}}^1$

素因数の和:14894

約数の個数: 32

約数和(自身を含む): 76795776

約数和(自身を除く): 45244086

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 14813, 29626, 44439, 74065, 88878, 148130, 222195, 444390, 1051723, 2103446, 3155169, 5258615, 6310338, 10517230, 15775845, 31551690]

約数ペア:

[(1, 31551690), (2, 15775845), (3, 10517230), (5, 6310338), (6, 5258615), (10, 3155169), (15, 2103446), (30, 1051723), (71, 444390), (142, 222195), (213, 148130), (355, 88878), (426, 74065), (710, 44439), (1065, 29626), (2130, 14813)]