215698730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{8597}}^1$

素因数の和:8810

約数の個数: 32

約数和(自身を含む): 420339024

約数和(自身を除く): 204640294

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 193, 386, 965, 1930, 2509, 5018, 8597, 12545, 17194, 25090, 42985, 85970, 111761, 223522, 558805, 1117610, 1659221, 3318442, 8296105, 16592210, 21569873, 43139746, 107849365, 215698730]

約数ペア:

[(1, 215698730), (2, 107849365), (5, 43139746), (10, 21569873), (13, 16592210), (26, 8296105), (65, 3318442), (130, 1659221), (193, 1117610), (386, 558805), (965, 223522), (1930, 111761), (2509, 85970), (5018, 42985), (8597, 25090), (12545, 17194)]