221473182

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{66749}}^1$

素因数の和:66840

約数の個数: 32

約数和(自身を含む): 512640000

約数和(自身を除く): 291166818

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 474, 553, 1106, 1659, 3318, 66749, 133498, 200247, 400494, 467243, 934486, 1401729, 2803458, 5273171, 10546342, 15819513, 31639026, 36912197, 73824394, 110736591, 221473182]

約数ペア:

[(1, 221473182), (2, 110736591), (3, 73824394), (6, 36912197), (7, 31639026), (14, 15819513), (21, 10546342), (42, 5273171), (79, 2803458), (158, 1401729), (237, 934486), (474, 467243), (553, 400494), (1106, 200247), (1659, 133498), (3318, 66749)]