248698737

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{353}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 421469568

約数和(自身を除く): 172770831

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 211, 353, 371, 477, 633, 1059, 1113, 1477, 1899, 2471, 3177, 3339, 4431, 7413, 11183, 13293, 18709, 22239, 33549, 56127, 74483, 78281, 100647, 130963, 168381, 223449, 234843, 392889, 521381, 670347, 704529, 1178667, 1564143, 3947599, 4692429, 11842797, 27633193, 35528391, 82899579, 248698737]

約数ペア:

[(1, 248698737), (3, 82899579), (7, 35528391), (9, 27633193), (21, 11842797), (53, 4692429), (63, 3947599), (159, 1564143), (211, 1178667), (353, 704529), (371, 670347), (477, 521381), (633, 392889), (1059, 234843), (1113, 223449), (1477, 168381), (1899, 130963), (2471, 100647), (3177, 78281), (3339, 74483), (4431, 56127), (7413, 33549), (11183, 22239), (13293, 18709)]