201742947

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4919}}^1$

素因数の和:4973

約数の個数: 48

約数和(自身を含む): 358963200

約数和(自身を除く): 157220253

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 279, 441, 651, 837, 1323, 1519, 1953, 4557, 4919, 5859, 13671, 14757, 34433, 41013, 44271, 103299, 132813, 152489, 241031, 309897, 457467, 723093, 929691, 1067423, 1372401, 2169279, 3202269, 4117203, 6507837, 7471961, 9606807, 22415883, 28820421, 67247649, 201742947]

約数ペア:

[(1, 201742947), (3, 67247649), (7, 28820421), (9, 22415883), (21, 9606807), (27, 7471961), (31, 6507837), (49, 4117203), (63, 3202269), (93, 2169279), (147, 1372401), (189, 1067423), (217, 929691), (279, 723093), (441, 457467), (651, 309897), (837, 241031), (1323, 152489), (1519, 132813), (1953, 103299), (4557, 44271), (4919, 41013), (5859, 34433), (13671, 14757)]