397989707908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6197}}^1\times {\mathrm{65003}}^1$

素因数の和:71236

約数の個数: 48

約数和(自身を含む): 789673792320

約数和(自身を除く): 391684084412

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 6197, 12394, 24788, 65003, 80561, 117743, 130006, 161122, 235486, 260012, 322244, 470972, 845039, 1235057, 1530659, 1690078, 2470114, 3061318, 3380156, 4940228, 6122636, 16055741, 32111482, 64222964, 402823591, 805647182, 1611294364, 5236706683, 7653648229, 10473413366, 15307296458, 20946826732, 30614592916, 99497426977, 198994853954, 397989707908]

約数ペア:

[(1, 397989707908), (2, 198994853954), (4, 99497426977), (13, 30614592916), (19, 20946826732), (26, 15307296458), (38, 10473413366), (52, 7653648229), (76, 5236706683), (247, 1611294364), (494, 805647182), (988, 402823591), (6197, 64222964), (12394, 32111482), (24788, 16055741), (65003, 6122636), (80561, 4940228), (117743, 3380156), (130006, 3061318), (161122, 2470114), (235486, 1690078), (260012, 1530659), (322244, 1235057), (470972, 845039)]