1720221327

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{41669}}^1$

素因数の和:41828

約数の個数: 32

約数和(自身を含む): 2800224000

約数和(自身を除く): 1080002673

約数列:

[1, 3, 9, 11, 27, 33, 99, 139, 297, 417, 1251, 1529, 3753, 4587, 13761, 41283, 41669, 125007, 375021, 458359, 1125063, 1375077, 4125231, 5791991, 12375693, 17375973, 52127919, 63711901, 156383757, 191135703, 573407109, 1720221327]

約数ペア:

[(1, 1720221327), (3, 573407109), (9, 191135703), (11, 156383757), (27, 63711901), (33, 52127919), (99, 17375973), (139, 12375693), (297, 5791991), (417, 4125231), (1251, 1375077), (1529, 1125063), (3753, 458359), (4587, 375021), (13761, 125007), (41283, 41669)]