405719103

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 626688000

約数和(自身を除く): 220968897

約数列:

[1, 3, 19, 23, 31, 57, 67, 69, 93, 149, 201, 437, 447, 589, 713, 1273, 1311, 1541, 1767, 2077, 2139, 2831, 3427, 3819, 4619, 4623, 6231, 8493, 9983, 10281, 13547, 13857, 29279, 29949, 39463, 40641, 47771, 65113, 87761, 87837, 106237, 118389, 143313, 189677, 195339, 229609, 263283, 309473, 318711, 569031, 688827, 907649, 928419, 2018503, 2722947, 4362571, 5879987, 6055509, 7117879, 13087713, 17639961, 21353637, 135239701, 405719103]

約数ペア:

[(1, 405719103), (3, 135239701), (19, 21353637), (23, 17639961), (31, 13087713), (57, 7117879), (67, 6055509), (69, 5879987), (93, 4362571), (149, 2722947), (201, 2018503), (437, 928419), (447, 907649), (589, 688827), (713, 569031), (1273, 318711), (1311, 309473), (1541, 263283), (1767, 229609), (2077, 195339), (2139, 189677), (2831, 143313), (3427, 118389), (3819, 106237), (4619, 87837), (4623, 87761), (6231, 65113), (8493, 47771), (9983, 40641), (10281, 39463), (13547, 29949), (13857, 29279)]