1999548005

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{3347}}^1$

素因数の和:3486

約数の個数: 48

約数和(自身を含む): 2999700864

約数和(自身を除く): 1000152859

約数列:

[1, 5, 7, 13, 35, 65, 91, 101, 169, 455, 505, 707, 845, 1183, 1313, 3347, 3535, 5915, 6565, 9191, 16735, 17069, 23429, 43511, 45955, 85345, 117145, 119483, 217555, 304577, 338047, 565643, 597415, 1522885, 1690235, 2366329, 2828215, 3959501, 4394611, 11831645, 19797505, 21973055, 30762277, 57129943, 153811385, 285649715, 399909601, 1999548005]

約数ペア:

[(1, 1999548005), (5, 399909601), (7, 285649715), (13, 153811385), (35, 57129943), (65, 30762277), (91, 21973055), (101, 19797505), (169, 11831645), (455, 4394611), (505, 3959501), (707, 2828215), (845, 2366329), (1183, 1690235), (1313, 1522885), (3347, 597415), (3535, 565643), (5915, 338047), (6565, 304577), (9191, 217555), (16735, 119483), (17069, 117145), (23429, 85345), (43511, 45955)]