281301254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{829}}^1$

素因数の和:1296

約数の個数: 32

約数和(自身を含む): 470749440

約数和(自身を除く): 189448186

約数列:

[1, 2, 13, 26, 31, 62, 403, 421, 806, 829, 842, 1658, 5473, 10777, 10946, 13051, 21554, 25699, 26102, 51398, 169663, 334087, 339326, 349009, 668174, 698018, 4537117, 9074234, 10819279, 21638558, 140650627, 281301254]

約数ペア:

[(1, 281301254), (2, 140650627), (13, 21638558), (26, 10819279), (31, 9074234), (62, 4537117), (403, 698018), (421, 668174), (806, 349009), (829, 339326), (842, 334087), (1658, 169663), (5473, 51398), (10777, 26102), (10946, 25699), (13051, 21554)]