15205444996

素因数分解:

$2^2\times 7^2\times {\mathrm{223}}^1\times {\mathrm{347887}}^1$

素因数の和:348128

約数の個数: 36

約数和(自身を含む): 31092837888

約数和(自身を除く): 15887392892

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 223, 446, 892, 1561, 3122, 6244, 10927, 21854, 43708, 347887, 695774, 1391548, 2435209, 4870418, 9740836, 17046463, 34092926, 68185852, 77578801, 155157602, 310315204, 543051607, 1086103214, 2172206428, 3801361249, 7602722498, 15205444996]

約数ペア:

[(1, 15205444996), (2, 7602722498), (4, 3801361249), (7, 2172206428), (14, 1086103214), (28, 543051607), (49, 310315204), (98, 155157602), (196, 77578801), (223, 68185852), (446, 34092926), (892, 17046463), (1561, 9740836), (3122, 4870418), (6244, 2435209), (10927, 1391548), (21854, 695774), (43708, 347887)]