181213656

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{580813}}^1$

素因数の和:580835

約数の個数: 32

約数和(自身を含む): 487883760

約数和(自身を除く): 306670104

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 580813, 1161626, 1742439, 2323252, 3484878, 4646504, 6969756, 7550569, 13939512, 15101138, 22651707, 30202276, 45303414, 60404552, 90606828, 181213656]

約数ペア:

[(1, 181213656), (2, 90606828), (3, 60404552), (4, 45303414), (6, 30202276), (8, 22651707), (12, 15101138), (13, 13939512), (24, 7550569), (26, 6969756), (39, 4646504), (52, 3484878), (78, 2323252), (104, 1742439), (156, 1161626), (312, 580813)]