1636397766

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{16139}}^1$

素因数の和:16321

約数の個数: 48

約数和(自身を含む): 3655903680

約数和(自身を除く): 2019505914

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 131, 258, 262, 387, 393, 774, 786, 1179, 2358, 5633, 11266, 16139, 16899, 32278, 33798, 48417, 50697, 96834, 101394, 145251, 290502, 693977, 1387954, 2081931, 2114209, 4163862, 4228418, 6245793, 6342627, 12491586, 12685254, 19027881, 38055762, 90910987, 181821974, 272732961, 545465922, 818198883, 1636397766]

約数ペア:

[(1, 1636397766), (2, 818198883), (3, 545465922), (6, 272732961), (9, 181821974), (18, 90910987), (43, 38055762), (86, 19027881), (129, 12685254), (131, 12491586), (258, 6342627), (262, 6245793), (387, 4228418), (393, 4163862), (774, 2114209), (786, 2081931), (1179, 1387954), (2358, 693977), (5633, 290502), (11266, 145251), (16139, 101394), (16899, 96834), (32278, 50697), (33798, 48417)]