407996388

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{159623}}^1$

素因数の和:159704

約数の個数: 36

約数和(自身を含む): 1045856448

約数和(自身を除く): 637860060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 159623, 319246, 478869, 638492, 957738, 1436607, 1915476, 2873214, 5746428, 11333233, 22666466, 33999699, 45332932, 67999398, 101999097, 135998796, 203998194, 407996388]

約数ペア:

[(1, 407996388), (2, 203998194), (3, 135998796), (4, 101999097), (6, 67999398), (9, 45332932), (12, 33999699), (18, 22666466), (36, 11333233), (71, 5746428), (142, 2873214), (213, 1915476), (284, 1436607), (426, 957738), (639, 638492), (852, 478869), (1278, 319246), (2556, 159623)]