87315778

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 151377408

約数和(自身を除く): 64061630

約数列:

[1, 2, 11, 22, 31, 62, 103, 113, 121, 206, 226, 242, 341, 682, 1133, 1243, 2266, 2486, 3193, 3503, 3751, 6386, 7006, 7502, 11639, 12463, 13673, 23278, 24926, 27346, 35123, 38533, 70246, 77066, 128029, 256058, 360809, 386353, 423863, 721618, 772706, 847726, 1408319, 2816638, 3968899, 7937798, 43657889, 87315778]

約数ペア:

[(1, 87315778), (2, 43657889), (11, 7937798), (22, 3968899), (31, 2816638), (62, 1408319), (103, 847726), (113, 772706), (121, 721618), (206, 423863), (226, 386353), (242, 360809), (341, 256058), (682, 128029), (1133, 77066), (1243, 70246), (2266, 38533), (2486, 35123), (3193, 27346), (3503, 24926), (3751, 23278), (6386, 13673), (7006, 12463), (7502, 11639)]