211515948

素因数分解:

$2^2\times 3^5\times 7^2\times {\mathrm{4441}}^1$

素因数の和:4474

約数の個数: 108

約数和(自身を含む): 645138312

約数和(自身を除く): 433622364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 294, 324, 378, 441, 486, 567, 588, 756, 882, 972, 1134, 1323, 1701, 1764, 2268, 2646, 3402, 3969, 4441, 5292, 6804, 7938, 8882, 11907, 13323, 15876, 17764, 23814, 26646, 31087, 39969, 47628, 53292, 62174, 79938, 93261, 119907, 124348, 159876, 186522, 217609, 239814, 279783, 359721, 373044, 435218, 479628, 559566, 652827, 719442, 839349, 870436, 1079163, 1119132, 1305654, 1438884, 1678698, 1958481, 2158326, 2518047, 2611308, 3357396, 3916962, 4316652, 5036094, 5875443, 7554141, 7833924, 10072188, 11750886, 15108282, 17626329, 23501772, 30216564, 35252658, 52878987, 70505316, 105757974, 211515948]

約数ペア:

[(1, 211515948), (2, 105757974), (3, 70505316), (4, 52878987), (6, 35252658), (7, 30216564), (9, 23501772), (12, 17626329), (14, 15108282), (18, 11750886), (21, 10072188), (27, 7833924), (28, 7554141), (36, 5875443), (42, 5036094), (49, 4316652), (54, 3916962), (63, 3357396), (81, 2611308), (84, 2518047), (98, 2158326), (108, 1958481), (126, 1678698), (147, 1438884), (162, 1305654), (189, 1119132), (196, 1079163), (243, 870436), (252, 839349), (294, 719442), (324, 652827), (378, 559566), (441, 479628), (486, 435218), (567, 373044), (588, 359721), (756, 279783), (882, 239814), (972, 217609), (1134, 186522), (1323, 159876), (1701, 124348), (1764, 119907), (2268, 93261), (2646, 79938), (3402, 62174), (3969, 53292), (4441, 47628), (5292, 39969), (6804, 31087), (7938, 26646), (8882, 23814), (11907, 17764), (13323, 15876)]