28710178

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1$

素因数の和:959

約数の個数: 48

約数和(自身を含む): 55896480

約数和(自身を除く): 27186302

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 49, 98, 119, 133, 238, 266, 323, 646, 833, 907, 931, 1666, 1814, 1862, 2261, 4522, 6349, 12698, 15419, 15827, 17233, 30838, 31654, 34466, 44443, 88886, 107933, 120631, 215866, 241262, 292961, 585922, 755531, 844417, 1511062, 1688834, 2050727, 4101454, 14355089, 28710178]

約数ペア:

[(1, 28710178), (2, 14355089), (7, 4101454), (14, 2050727), (17, 1688834), (19, 1511062), (34, 844417), (38, 755531), (49, 585922), (98, 292961), (119, 241262), (133, 215866), (238, 120631), (266, 107933), (323, 88886), (646, 44443), (833, 34466), (907, 31654), (931, 30838), (1666, 17233), (1814, 15827), (1862, 15419), (2261, 12698), (4522, 6349)]