49659897

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 78269184

約数和(自身を除く): 28609287

約数列:

[1, 3, 7, 21, 41, 123, 137, 287, 411, 421, 861, 959, 1263, 2877, 2947, 5617, 8841, 16851, 17261, 39319, 51783, 57677, 117957, 120827, 173031, 362481, 403739, 1211217, 2364757, 7094271, 16553299, 49659897]

約数ペア:

[(1, 49659897), (3, 16553299), (7, 7094271), (21, 2364757), (41, 1211217), (123, 403739), (137, 362481), (287, 173031), (411, 120827), (421, 117957), (861, 57677), (959, 51783), (1263, 39319), (2877, 17261), (2947, 16851), (5617, 8841)]