199972470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{42457}}^1$

素因数の和:42624

約数の個数: 32

約数和(自身を含む): 483002208

約数和(自身を除く): 283029738

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 157, 314, 471, 785, 942, 1570, 2355, 4710, 42457, 84914, 127371, 212285, 254742, 424570, 636855, 1273710, 6665749, 13331498, 19997247, 33328745, 39994494, 66657490, 99986235, 199972470]

約数ペア:

[(1, 199972470), (2, 99986235), (3, 66657490), (5, 39994494), (6, 33328745), (10, 19997247), (15, 13331498), (30, 6665749), (157, 1273710), (314, 636855), (471, 424570), (785, 254742), (942, 212285), (1570, 127371), (2355, 84914), (4710, 42457)]