211689506

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:871

約数の個数: 48

約数和(自身を含む): 384681600

約数和(自身を除く): 172992094

約数列:

[1, 2, 7, 14, 37, 49, 74, 79, 98, 158, 259, 518, 553, 739, 1106, 1478, 1813, 2923, 3626, 3871, 5173, 5846, 7742, 10346, 20461, 27343, 36211, 40922, 54686, 58381, 72422, 116762, 143227, 191401, 286454, 382802, 408667, 817334, 1339807, 2160097, 2679614, 2860669, 4320194, 5721338, 15120679, 30241358, 105844753, 211689506]

約数ペア:

[(1, 211689506), (2, 105844753), (7, 30241358), (14, 15120679), (37, 5721338), (49, 4320194), (74, 2860669), (79, 2679614), (98, 2160097), (158, 1339807), (259, 817334), (518, 408667), (553, 382802), (739, 286454), (1106, 191401), (1478, 143227), (1813, 116762), (2923, 72422), (3626, 58381), (3871, 54686), (5173, 40922), (5846, 36211), (7742, 27343), (10346, 20461)]