278315306

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{120067}}^1$

素因数の和:120149

約数の個数: 16

約数和(自身を含む): 446652960

約数和(自身を除く): 168337654

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 120067, 240134, 2281273, 4562546, 7324087, 14648174, 139157653, 278315306]

約数ペア:

[(1, 278315306), (2, 139157653), (19, 14648174), (38, 7324087), (61, 4562546), (122, 2281273), (1159, 240134), (2318, 120067)]