77378355

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 146764800

約数和(自身を除く): 69386445

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 97, 135, 171, 285, 291, 311, 485, 513, 855, 873, 933, 1455, 1555, 1843, 2565, 2619, 2799, 4365, 4665, 5529, 5909, 8397, 9215, 13095, 13995, 16587, 17727, 27645, 29545, 30167, 41985, 49761, 53181, 82935, 88635, 90501, 150835, 159543, 248805, 265905, 271503, 452505, 573173, 797715, 814509, 1357515, 1719519, 2865865, 4072545, 5158557, 8597595, 15475671, 25792785, 77378355]

約数ペア:

[(1, 77378355), (3, 25792785), (5, 15475671), (9, 8597595), (15, 5158557), (19, 4072545), (27, 2865865), (45, 1719519), (57, 1357515), (95, 814509), (97, 797715), (135, 573173), (171, 452505), (285, 271503), (291, 265905), (311, 248805), (485, 159543), (513, 150835), (855, 90501), (873, 88635), (933, 82935), (1455, 53181), (1555, 49761), (1843, 41985), (2565, 30167), (2619, 29545), (2799, 27645), (4365, 17727), (4665, 16587), (5529, 13995), (5909, 13095), (8397, 9215)]