313680605

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 451221120

約数和(自身を除く): 137540515

約数列:

[1, 5, 7, 35, 49, 61, 139, 151, 245, 305, 427, 695, 755, 973, 1057, 2135, 2989, 4865, 5285, 6811, 7399, 8479, 9211, 14945, 20989, 34055, 36995, 42395, 46055, 59353, 64477, 104945, 146923, 296765, 322385, 415471, 451339, 734615, 1028461, 1280329, 2077355, 2256695, 5142305, 6401645, 8962303, 44811515, 62736121, 313680605]

約数ペア:

[(1, 313680605), (5, 62736121), (7, 44811515), (35, 8962303), (49, 6401645), (61, 5142305), (139, 2256695), (151, 2077355), (245, 1280329), (305, 1028461), (427, 734615), (695, 451339), (755, 415471), (973, 322385), (1057, 296765), (2135, 146923), (2989, 104945), (4865, 64477), (5285, 59353), (6811, 46055), (7399, 42395), (8479, 36995), (9211, 34055), (14945, 20989)]