315796986

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{2003}}^1$

素因数の和:2491

約数の個数: 48

約数和(自身を含む): 722161440

約数和(自身を除く): 406364454

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 461, 922, 1383, 2003, 2766, 4006, 4149, 6009, 8298, 8759, 12018, 17518, 18027, 26277, 36054, 38057, 52554, 76114, 78831, 114171, 157662, 228342, 342513, 685026, 923383, 1846766, 2770149, 5540298, 8310447, 16620894, 17544277, 35088554, 52632831, 105265662, 157898493, 315796986]

約数ペア:

[(1, 315796986), (2, 157898493), (3, 105265662), (6, 52632831), (9, 35088554), (18, 17544277), (19, 16620894), (38, 8310447), (57, 5540298), (114, 2770149), (171, 1846766), (342, 923383), (461, 685026), (922, 342513), (1383, 228342), (2003, 157662), (2766, 114171), (4006, 78831), (4149, 76114), (6009, 52554), (8298, 38057), (8759, 36054), (12018, 26277), (17518, 18027)]