28839447

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1531}}^1$

素因数の和:1580

約数の個数: 48

約数和(自身を含む): 53534208

約数和(自身を除く): 24694761

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 63, 69, 91, 117, 161, 207, 273, 299, 483, 819, 897, 1449, 1531, 2093, 2691, 4593, 6279, 10717, 13779, 18837, 19903, 32151, 35213, 59709, 96453, 105639, 139321, 179127, 246491, 316917, 417963, 457769, 739473, 1253889, 1373307, 2218419, 3204383, 4119921, 9613149, 28839447]

約数ペア:

[(1, 28839447), (3, 9613149), (7, 4119921), (9, 3204383), (13, 2218419), (21, 1373307), (23, 1253889), (39, 739473), (63, 457769), (69, 417963), (91, 316917), (117, 246491), (161, 179127), (207, 139321), (273, 105639), (299, 96453), (483, 59709), (819, 35213), (897, 32151), (1449, 19903), (1531, 18837), (2093, 13779), (2691, 10717), (4593, 6279)]