31276973

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 40303872

約数和(自身を除く): 9026899

約数列:

[1, 7, 13, 41, 83, 91, 101, 287, 533, 581, 707, 1079, 1313, 3403, 3731, 4141, 7553, 8383, 9191, 23821, 28987, 44239, 53833, 58681, 108979, 309673, 343703, 376831, 762853, 2405921, 4468139, 31276973]

約数ペア:

[(1, 31276973), (7, 4468139), (13, 2405921), (41, 762853), (83, 376831), (91, 343703), (101, 309673), (287, 108979), (533, 58681), (581, 53833), (707, 44239), (1079, 28987), (1313, 23821), (3403, 9191), (3731, 8383), (4141, 7553)]