329991715

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{349}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 430920000

約数和(自身を除く): 100928285

約数列:

[1, 5, 19, 37, 95, 185, 269, 349, 703, 1345, 1745, 3515, 5111, 6631, 9953, 12913, 25555, 33155, 49765, 64565, 93881, 189107, 245347, 469405, 945535, 1226735, 1783739, 3473597, 8918695, 17367985, 65998343, 329991715]

約数ペア:

[(1, 329991715), (5, 65998343), (19, 17367985), (37, 8918695), (95, 3473597), (185, 1783739), (269, 1226735), (349, 945535), (703, 469405), (1345, 245347), (1745, 189107), (3515, 93881), (5111, 64565), (6631, 49765), (9953, 33155), (12913, 25555)]