2169903981

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{653}}^1\times {\mathrm{2003}}^1$

素因数の和:2745

約数の個数: 32

約数和(自身を含む): 3355176960

約数和(自身を除く): 1185272979

約数列:

[1, 3, 7, 21, 79, 237, 553, 653, 1659, 1959, 2003, 4571, 6009, 13713, 14021, 42063, 51587, 154761, 158237, 361109, 474711, 1083327, 1107659, 1307959, 3322977, 3923877, 9155713, 27467139, 103328761, 309986283, 723301327, 2169903981]

約数ペア:

[(1, 2169903981), (3, 723301327), (7, 309986283), (21, 103328761), (79, 27467139), (237, 9155713), (553, 3923877), (653, 3322977), (1659, 1307959), (1959, 1107659), (2003, 1083327), (4571, 474711), (6009, 361109), (13713, 158237), (14021, 154761), (42063, 51587)]