209935544

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5441}}^1$

素因数の和:5520

約数の個数: 64

約数和(自身を含む): 493698240

約数和(自身を除く): 283762696

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 53, 56, 91, 104, 106, 182, 212, 364, 371, 424, 689, 728, 742, 1378, 1484, 2756, 2968, 4823, 5441, 5512, 9646, 10882, 19292, 21764, 38087, 38584, 43528, 70733, 76174, 141466, 152348, 282932, 288373, 304696, 495131, 565864, 576746, 990262, 1153492, 1980524, 2018611, 2306984, 3748849, 3961048, 4037222, 7497698, 8074444, 14995396, 16148888, 26241943, 29990792, 52483886, 104967772, 209935544]

約数ペア:

[(1, 209935544), (2, 104967772), (4, 52483886), (7, 29990792), (8, 26241943), (13, 16148888), (14, 14995396), (26, 8074444), (28, 7497698), (52, 4037222), (53, 3961048), (56, 3748849), (91, 2306984), (104, 2018611), (106, 1980524), (182, 1153492), (212, 990262), (364, 576746), (371, 565864), (424, 495131), (689, 304696), (728, 288373), (742, 282932), (1378, 152348), (1484, 141466), (2756, 76174), (2968, 70733), (4823, 43528), (5441, 38584), (5512, 38087), (9646, 21764), (10882, 19292)]