201771188

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 377395200

約数和(自身を除く): 175624012

約数列:

[1, 2, 4, 31, 47, 62, 89, 94, 124, 178, 188, 356, 389, 778, 1457, 1556, 2759, 2914, 4183, 5518, 5828, 8366, 11036, 12059, 16732, 18283, 24118, 34621, 36566, 48236, 69242, 73132, 129673, 138484, 259346, 518692, 566773, 1073251, 1133546, 1627187, 2146502, 2267092, 3254374, 4293004, 6508748, 50442797, 100885594, 201771188]

約数ペア:

[(1, 201771188), (2, 100885594), (4, 50442797), (31, 6508748), (47, 4293004), (62, 3254374), (89, 2267092), (94, 2146502), (124, 1627187), (178, 1133546), (188, 1073251), (356, 566773), (389, 518692), (778, 259346), (1457, 138484), (1556, 129673), (2759, 73132), (2914, 69242), (4183, 48236), (5518, 36566), (5828, 34621), (8366, 24118), (11036, 18283), (12059, 16732)]