399715056

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{213523}}^1$

素因数の和:213550

約数の個数: 60

約数和(自身を含む): 1204702408

約数和(自身を除く): 804987352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 213523, 427046, 640569, 854092, 1281138, 1708184, 1921707, 2562276, 2775799, 3416368, 3843414, 5124552, 5551598, 7686828, 8327397, 10249104, 11103196, 15373656, 16654794, 22206392, 24982191, 30747312, 33309588, 44412784, 49964382, 66619176, 99928764, 133238352, 199857528, 399715056]

約数ペア:

[(1, 399715056), (2, 199857528), (3, 133238352), (4, 99928764), (6, 66619176), (8, 49964382), (9, 44412784), (12, 33309588), (13, 30747312), (16, 24982191), (18, 22206392), (24, 16654794), (26, 15373656), (36, 11103196), (39, 10249104), (48, 8327397), (52, 7686828), (72, 5551598), (78, 5124552), (104, 3843414), (117, 3416368), (144, 2775799), (156, 2562276), (208, 1921707), (234, 1708184), (312, 1281138), (468, 854092), (624, 640569), (936, 427046), (1872, 213523)]