71474193

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 126977760

約数和(自身を除く): 55503567

約数列:

[1, 3, 7, 9, 21, 41, 49, 59, 63, 67, 123, 147, 177, 201, 287, 369, 413, 441, 469, 531, 603, 861, 1239, 1407, 2009, 2419, 2583, 2747, 2891, 3283, 3717, 3953, 4221, 6027, 7257, 8241, 8673, 9849, 11859, 16933, 18081, 19229, 21771, 24723, 26019, 27671, 29547, 35577, 50799, 57687, 83013, 118531, 134603, 152397, 162073, 173061, 193697, 249039, 355593, 403809, 486219, 581091, 1066779, 1134511, 1211427, 1458657, 1743273, 3403533, 7941577, 10210599, 23824731, 71474193]

約数ペア:

[(1, 71474193), (3, 23824731), (7, 10210599), (9, 7941577), (21, 3403533), (41, 1743273), (49, 1458657), (59, 1211427), (63, 1134511), (67, 1066779), (123, 581091), (147, 486219), (177, 403809), (201, 355593), (287, 249039), (369, 193697), (413, 173061), (441, 162073), (469, 152397), (531, 134603), (603, 118531), (861, 83013), (1239, 57687), (1407, 50799), (2009, 35577), (2419, 29547), (2583, 27671), (2747, 26019), (2891, 24723), (3283, 21771), (3717, 19229), (3953, 18081), (4221, 16933), (6027, 11859), (7257, 9849), (8241, 8673)]