252391671

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{281}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 427602240

約数和(自身を除く): 175210569

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 269, 281, 371, 477, 807, 843, 1113, 1883, 1967, 2421, 2529, 3339, 5649, 5901, 14257, 14893, 16947, 17703, 42771, 44679, 75589, 99799, 104251, 128313, 134037, 226767, 299397, 312753, 529123, 680301, 898191, 938259, 1587369, 4006217, 4762107, 12018651, 28043519, 36055953, 84130557, 252391671]

約数ペア:

[(1, 252391671), (3, 84130557), (7, 36055953), (9, 28043519), (21, 12018651), (53, 4762107), (63, 4006217), (159, 1587369), (269, 938259), (281, 898191), (371, 680301), (477, 529123), (807, 312753), (843, 299397), (1113, 226767), (1883, 134037), (1967, 128313), (2421, 104251), (2529, 99799), (3339, 75589), (5649, 44679), (5901, 42771), (14257, 17703), (14893, 16947)]