28948485717

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{21557}}^1$

素因数の和:21778

約数の個数: 48

約数和(自身を含む): 45280078272

約数和(自身を除く): 16331592555

約数列:

[1, 3, 9, 17, 51, 67, 131, 153, 201, 393, 603, 1139, 1179, 2227, 3417, 6681, 8777, 10251, 20043, 21557, 26331, 64671, 78993, 149209, 194013, 366469, 447627, 1099407, 1342881, 1444319, 2823967, 3298221, 4332957, 8471901, 12998871, 24553423, 25415703, 48007439, 73660269, 144022317, 189205789, 220980807, 432066951, 567617367, 1702852101, 3216498413, 9649495239, 28948485717]

約数ペア:

[(1, 28948485717), (3, 9649495239), (9, 3216498413), (17, 1702852101), (51, 567617367), (67, 432066951), (131, 220980807), (153, 189205789), (201, 144022317), (393, 73660269), (603, 48007439), (1139, 25415703), (1179, 24553423), (2227, 12998871), (3417, 8471901), (6681, 4332957), (8777, 3298221), (10251, 2823967), (20043, 1444319), (21557, 1342881), (26331, 1099407), (64671, 447627), (78993, 366469), (149209, 194013)]