31352013

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 60181056

約数和(自身を除く): 28829043

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 49, 63, 69, 77, 99, 147, 161, 207, 231, 253, 281, 441, 483, 539, 693, 759, 843, 1127, 1449, 1617, 1771, 1967, 2277, 2529, 3091, 3381, 4851, 5313, 5901, 6463, 9273, 10143, 12397, 13769, 15939, 17703, 19389, 21637, 27819, 37191, 41307, 45241, 58167, 64911, 71093, 111573, 123921, 135723, 151459, 194733, 213279, 316687, 407169, 454377, 497651, 639837, 950061, 1363131, 1492953, 2850183, 3483557, 4478859, 10450671, 31352013]

約数ペア:

[(1, 31352013), (3, 10450671), (7, 4478859), (9, 3483557), (11, 2850183), (21, 1492953), (23, 1363131), (33, 950061), (49, 639837), (63, 497651), (69, 454377), (77, 407169), (99, 316687), (147, 213279), (161, 194733), (207, 151459), (231, 135723), (253, 123921), (281, 111573), (441, 71093), (483, 64911), (539, 58167), (693, 45241), (759, 41307), (843, 37191), (1127, 27819), (1449, 21637), (1617, 19389), (1771, 17703), (1967, 15939), (2277, 13769), (2529, 12397), (3091, 10143), (3381, 9273), (4851, 6463), (5313, 5901)]