289490110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18713}}^1$

素因数の和:18757

約数の個数: 64

約数和(自身を含む): 679093632

約数和(自身を除く): 389603522

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1105, 1190, 1547, 2210, 3094, 7735, 15470, 18713, 37426, 93565, 130991, 187130, 243269, 261982, 318121, 486538, 636242, 654955, 1216345, 1309910, 1590605, 1702883, 2226847, 2432690, 3181210, 3405766, 4135573, 4453694, 8271146, 8514415, 11134235, 17028830, 20677865, 22268470, 28949011, 41355730, 57898022, 144745055, 289490110]

約数ペア:

[(1, 289490110), (2, 144745055), (5, 57898022), (7, 41355730), (10, 28949011), (13, 22268470), (14, 20677865), (17, 17028830), (26, 11134235), (34, 8514415), (35, 8271146), (65, 4453694), (70, 4135573), (85, 3405766), (91, 3181210), (119, 2432690), (130, 2226847), (170, 1702883), (182, 1590605), (221, 1309910), (238, 1216345), (442, 654955), (455, 636242), (595, 486538), (910, 318121), (1105, 261982), (1190, 243269), (1547, 187130), (2210, 130991), (3094, 93565), (7735, 37426), (15470, 18713)]