3155355

素因数分解:

$3^5\times 5^1\times 7^2\times {\mathrm{53}}^1$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 6722352

約数和(自身を除く): 3566997

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 53, 63, 81, 105, 135, 147, 159, 189, 243, 245, 265, 315, 371, 405, 441, 477, 567, 735, 795, 945, 1113, 1215, 1323, 1431, 1701, 1855, 2205, 2385, 2597, 2835, 3339, 3969, 4293, 5565, 6615, 7155, 7791, 8505, 10017, 11907, 12879, 12985, 16695, 19845, 21465, 23373, 30051, 38955, 50085, 59535, 64395, 70119, 90153, 116865, 150255, 210357, 350595, 450765, 631071, 1051785, 3155355]

約数ペア:

[(1, 3155355), (3, 1051785), (5, 631071), (7, 450765), (9, 350595), (15, 210357), (21, 150255), (27, 116865), (35, 90153), (45, 70119), (49, 64395), (53, 59535), (63, 50085), (81, 38955), (105, 30051), (135, 23373), (147, 21465), (159, 19845), (189, 16695), (243, 12985), (245, 12879), (265, 11907), (315, 10017), (371, 8505), (405, 7791), (441, 7155), (477, 6615), (567, 5565), (735, 4293), (795, 3969), (945, 3339), (1113, 2835), (1215, 2597), (1323, 2385), (1431, 2205), (1701, 1855)]