313009790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{9803}}^1$

素因数の和:9944

約数の個数: 32

約数和(自身を含む): 587298816

約数和(自身を除く): 274289026

約数列:

[1, 2, 5, 10, 31, 62, 103, 155, 206, 310, 515, 1030, 3193, 6386, 9803, 15965, 19606, 31930, 49015, 98030, 303893, 607786, 1009709, 1519465, 2019418, 3038930, 5048545, 10097090, 31300979, 62601958, 156504895, 313009790]

約数ペア:

[(1, 313009790), (2, 156504895), (5, 62601958), (10, 31300979), (31, 10097090), (62, 5048545), (103, 3038930), (155, 2019418), (206, 1519465), (310, 1009709), (515, 607786), (1030, 303893), (3193, 98030), (6386, 49015), (9803, 31930), (15965, 19606)]