207838281

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 338276736

約数和(自身を除く): 130438455

約数列:

[1, 3, 7, 21, 23, 53, 69, 159, 161, 353, 371, 483, 529, 1059, 1113, 1219, 1587, 2471, 3657, 3703, 7413, 8119, 8533, 11109, 18709, 24357, 25599, 28037, 56127, 56833, 84111, 130963, 170499, 186737, 196259, 392889, 430307, 560211, 588777, 1290921, 1307159, 3012149, 3921477, 9036447, 9897061, 29691183, 69279427, 207838281]

約数ペア:

[(1, 207838281), (3, 69279427), (7, 29691183), (21, 9897061), (23, 9036447), (53, 3921477), (69, 3012149), (159, 1307159), (161, 1290921), (353, 588777), (371, 560211), (483, 430307), (529, 392889), (1059, 196259), (1113, 186737), (1219, 170499), (1587, 130963), (2471, 84111), (3657, 56833), (3703, 56127), (7413, 28037), (8119, 25599), (8533, 24357), (11109, 18709)]