1961892842

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2851}}^1$

素因数の和:3091

約数の個数: 64

約数和(自身を含む): 3833088000

約数和(自身を除く): 1871195158

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 199, 247, 266, 398, 494, 1393, 1729, 2587, 2786, 2851, 3458, 3781, 5174, 5702, 7562, 18109, 19957, 26467, 36218, 37063, 39914, 49153, 52934, 54169, 74126, 98306, 108338, 259441, 344071, 379183, 518882, 567349, 688142, 704197, 758366, 1134698, 1408394, 3971443, 4929379, 7375537, 7942886, 9858758, 10779631, 14751074, 21559262, 51628759, 75457417, 103257518, 140135203, 150914834, 280270406, 980946421, 1961892842]

約数ペア:

[(1, 1961892842), (2, 980946421), (7, 280270406), (13, 150914834), (14, 140135203), (19, 103257518), (26, 75457417), (38, 51628759), (91, 21559262), (133, 14751074), (182, 10779631), (199, 9858758), (247, 7942886), (266, 7375537), (398, 4929379), (494, 3971443), (1393, 1408394), (1729, 1134698), (2587, 758366), (2786, 704197), (2851, 688142), (3458, 567349), (3781, 518882), (5174, 379183), (5702, 344071), (7562, 259441), (18109, 108338), (19957, 98306), (26467, 74126), (36218, 54169), (37063, 52934), (39914, 49153)]