321691888

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151171}}^1$

素因数の和:151205

約数の個数: 40

約数和(自身を含む): 749813120

約数和(自身を除く): 428121232

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 151171, 302342, 604684, 1058197, 1209368, 2116394, 2418736, 2872249, 4232788, 5744498, 8465576, 11488996, 16931152, 20105743, 22977992, 40211486, 45955984, 80422972, 160845944, 321691888]

約数ペア:

[(1, 321691888), (2, 160845944), (4, 80422972), (7, 45955984), (8, 40211486), (14, 22977992), (16, 20105743), (19, 16931152), (28, 11488996), (38, 8465576), (56, 5744498), (76, 4232788), (112, 2872249), (133, 2418736), (152, 2116394), (266, 1209368), (304, 1058197), (532, 604684), (1064, 302342), (2128, 151171)]