1321320869

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{647}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 1560923136

約数和(自身を除く): 239602267

約数列:

[1, 11, 17, 67, 163, 187, 647, 737, 1139, 1793, 2771, 7117, 10921, 10999, 12529, 30481, 43349, 105461, 120131, 120989, 185657, 476839, 736933, 1160071, 1792837, 2042227, 7065887, 8106263, 19721207, 77724757, 120120079, 1321320869]

約数ペア:

[(1, 1321320869), (11, 120120079), (17, 77724757), (67, 19721207), (163, 8106263), (187, 7065887), (647, 2042227), (737, 1792837), (1139, 1160071), (1793, 736933), (2771, 476839), (7117, 185657), (10921, 120989), (10999, 120131), (12529, 105461), (30481, 43349)]