991473402486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{5171}}^1\times {\mathrm{57787}}^1$

素因数の和:63049

約数の個数: 64

約数和(自身を含む): 2295394836480

約数和(自身を除く): 1303921433994

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 474, 553, 1106, 1659, 3318, 5171, 10342, 15513, 31026, 36197, 57787, 72394, 108591, 115574, 173361, 217182, 346722, 404509, 408509, 809018, 817018, 1213527, 1225527, 2427054, 2451054, 2859563, 4565173, 5719126, 8578689, 9130346, 13695519, 17157378, 27391038, 31956211, 63912422, 95868633, 191737266, 298816577, 597633154, 896449731, 1792899462, 2091716039, 4183432078, 6275148117, 12550296234, 23606509583, 47213019166, 70819528749, 141639057498, 165245567081, 330491134162, 495736701243, 991473402486]

約数ペア:

[(1, 991473402486), (2, 495736701243), (3, 330491134162), (6, 165245567081), (7, 141639057498), (14, 70819528749), (21, 47213019166), (42, 23606509583), (79, 12550296234), (158, 6275148117), (237, 4183432078), (474, 2091716039), (553, 1792899462), (1106, 896449731), (1659, 597633154), (3318, 298816577), (5171, 191737266), (10342, 95868633), (15513, 63912422), (31026, 31956211), (36197, 27391038), (57787, 17157378), (72394, 13695519), (108591, 9130346), (115574, 8578689), (173361, 5719126), (217182, 4565173), (346722, 2859563), (404509, 2451054), (408509, 2427054), (809018, 1225527), (817018, 1213527)]