227760897

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2969}}^1$

素因数の和:3273

約数の個数: 32

約数和(自身を含む): 375217920

約数和(自身を除く): 147457023

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 281, 843, 1967, 2969, 3653, 5901, 8907, 10959, 20783, 25571, 38597, 62349, 76713, 115791, 270179, 810537, 834289, 2502867, 5840023, 10845757, 17520069, 32537271, 75920299, 227760897]

約数ペア:

[(1, 227760897), (3, 75920299), (7, 32537271), (13, 17520069), (21, 10845757), (39, 5840023), (91, 2502867), (273, 834289), (281, 810537), (843, 270179), (1967, 115791), (2969, 76713), (3653, 62349), (5901, 38597), (8907, 25571), (10959, 20783)]