131470311

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{3539}}^1$

素因数の和:3639

約数の個数: 32

約数和(自身を含む): 210700800

約数和(自身を除く): 79230489

約数列:

[1, 3, 7, 21, 29, 61, 87, 183, 203, 427, 609, 1281, 1769, 3539, 5307, 10617, 12383, 24773, 37149, 74319, 102631, 215879, 307893, 647637, 718417, 1511153, 2155251, 4533459, 6260491, 18781473, 43823437, 131470311]

約数ペア:

[(1, 131470311), (3, 43823437), (7, 18781473), (21, 6260491), (29, 4533459), (61, 2155251), (87, 1511153), (183, 718417), (203, 647637), (427, 307893), (609, 215879), (1281, 102631), (1769, 74319), (3539, 37149), (5307, 24773), (10617, 12383)]