15227961

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 24023040

約数和(自身を除く): 8795079

約数列:

[1, 3, 7, 21, 67, 79, 137, 201, 237, 411, 469, 553, 959, 1407, 1659, 2877, 5293, 9179, 10823, 15879, 27537, 32469, 37051, 64253, 75761, 111153, 192759, 227283, 725141, 2175423, 5075987, 15227961]

約数ペア:

[(1, 15227961), (3, 5075987), (7, 2175423), (21, 725141), (67, 227283), (79, 192759), (137, 111153), (201, 75761), (237, 64253), (411, 37051), (469, 32469), (553, 27537), (959, 15879), (1407, 10823), (1659, 9179), (2877, 5293)]