248897285

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1451}}^1$

素因数の和:1518

約数の個数: 48

約数和(自身を含む): 382631040

約数和(自身を除く): 133733755

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 145, 169, 203, 377, 455, 845, 1015, 1183, 1451, 1885, 2639, 4901, 5915, 7255, 10157, 13195, 18863, 24505, 34307, 42079, 50785, 94315, 132041, 171535, 210395, 245219, 294553, 547027, 660205, 1226095, 1472765, 1716533, 2735135, 3829189, 7111351, 8582665, 19145945, 35556755, 49779457, 248897285]

約数ペア:

[(1, 248897285), (5, 49779457), (7, 35556755), (13, 19145945), (29, 8582665), (35, 7111351), (65, 3829189), (91, 2735135), (145, 1716533), (169, 1472765), (203, 1226095), (377, 660205), (455, 547027), (845, 294553), (1015, 245219), (1183, 210395), (1451, 171535), (1885, 132041), (2639, 94315), (4901, 50785), (5915, 42079), (7255, 34307), (10157, 24505), (13195, 18863)]