1266881475

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{1279}}^1$

素因数の和:1620

約数の個数: 48

約数和(自身を含む): 2148433920

約数和(自身を除く): 881552445

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 281, 705, 843, 1175, 1279, 1405, 3525, 3837, 4215, 6395, 7025, 13207, 19185, 21075, 31975, 39621, 60113, 66035, 95925, 180339, 198105, 300565, 330175, 359399, 901695, 990525, 1078197, 1502825, 1796995, 4508475, 5390985, 8984975, 16891753, 26954925, 50675259, 84458765, 253376295, 422293825, 1266881475]

約数ペア:

[(1, 1266881475), (3, 422293825), (5, 253376295), (15, 84458765), (25, 50675259), (47, 26954925), (75, 16891753), (141, 8984975), (235, 5390985), (281, 4508475), (705, 1796995), (843, 1502825), (1175, 1078197), (1279, 990525), (1405, 901695), (3525, 359399), (3837, 330175), (4215, 300565), (6395, 198105), (7025, 180339), (13207, 95925), (19185, 66035), (21075, 60113), (31975, 39621)]