1821563289

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^2\times {\mathrm{8147}}^1$

素因数の和:8196

約数の個数: 72

約数和(自身を含む): 3399671520

約数和(自身を除く): 1578108231

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 169, 189, 273, 351, 441, 507, 637, 819, 1183, 1323, 1521, 1911, 2457, 3549, 4563, 5733, 8147, 8281, 10647, 17199, 24441, 24843, 31941, 57029, 73323, 74529, 105911, 171087, 219969, 223587, 317733, 399203, 513261, 741377, 953199, 1197609, 1376843, 1539783, 2224131, 2859597, 3592827, 4130529, 5189639, 6672393, 9637901, 10778481, 12391587, 15568917, 20017179, 28913703, 37174761, 46706751, 67465307, 86741109, 140120253, 202395921, 260223327, 607187763, 1821563289]

約数ペア:

[(1, 1821563289), (3, 607187763), (7, 260223327), (9, 202395921), (13, 140120253), (21, 86741109), (27, 67465307), (39, 46706751), (49, 37174761), (63, 28913703), (91, 20017179), (117, 15568917), (147, 12391587), (169, 10778481), (189, 9637901), (273, 6672393), (351, 5189639), (441, 4130529), (507, 3592827), (637, 2859597), (819, 2224131), (1183, 1539783), (1323, 1376843), (1521, 1197609), (1911, 953199), (2457, 741377), (3549, 513261), (4563, 399203), (5733, 317733), (8147, 223587), (8281, 219969), (10647, 171087), (17199, 105911), (24441, 74529), (24843, 73323), (31941, 57029)]