31329585

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:324

約数の個数: 80

約数和(自身を含む): 65932416

約数和(自身を除く): 34602831

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 43, 45, 63, 81, 105, 129, 135, 189, 215, 257, 301, 315, 387, 405, 567, 645, 771, 903, 945, 1161, 1285, 1505, 1799, 1935, 2313, 2709, 2835, 3483, 3855, 4515, 5397, 5805, 6939, 8127, 8995, 11051, 11565, 13545, 16191, 17415, 20817, 24381, 26985, 33153, 34695, 40635, 48573, 55255, 77357, 80955, 99459, 104085, 121905, 145719, 165765, 232071, 242865, 298377, 386785, 497295, 696213, 728595, 895131, 1160355, 1491885, 2088639, 3481065, 4475655, 6265917, 10443195, 31329585]

約数ペア:

[(1, 31329585), (3, 10443195), (5, 6265917), (7, 4475655), (9, 3481065), (15, 2088639), (21, 1491885), (27, 1160355), (35, 895131), (43, 728595), (45, 696213), (63, 497295), (81, 386785), (105, 298377), (129, 242865), (135, 232071), (189, 165765), (215, 145719), (257, 121905), (301, 104085), (315, 99459), (387, 80955), (405, 77357), (567, 55255), (645, 48573), (771, 40635), (903, 34695), (945, 33153), (1161, 26985), (1285, 24381), (1505, 20817), (1799, 17415), (1935, 16191), (2313, 13545), (2709, 11565), (2835, 11051), (3483, 8995), (3855, 8127), (4515, 6939), (5397, 5805)]