199774536

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{640303}}^1$

素因数の和:640325

約数の個数: 32

約数和(自身を含む): 537855360

約数和(自身を除く): 338080824

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 640303, 1280606, 1920909, 2561212, 3841818, 5122424, 7683636, 8323939, 15367272, 16647878, 24971817, 33295756, 49943634, 66591512, 99887268, 199774536]

約数ペア:

[(1, 199774536), (2, 99887268), (3, 66591512), (4, 49943634), (6, 33295756), (8, 24971817), (12, 16647878), (13, 15367272), (24, 8323939), (26, 7683636), (39, 5122424), (52, 3841818), (78, 2561212), (104, 1920909), (156, 1280606), (312, 640303)]