621057788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{3257}}^1$

素因数の和:3486

約数の個数: 48

約数和(自身を含む): 1238821920

約数和(自身を除く): 617764132

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 193, 247, 386, 494, 772, 988, 2509, 3257, 3667, 5018, 6514, 7334, 10036, 13028, 14668, 42341, 47671, 61883, 84682, 95342, 123766, 169364, 190684, 247532, 628601, 804479, 1257202, 1608958, 2514404, 3217916, 8171813, 11943419, 16343626, 23886838, 32687252, 47773676, 155264447, 310528894, 621057788]

約数ペア:

[(1, 621057788), (2, 310528894), (4, 155264447), (13, 47773676), (19, 32687252), (26, 23886838), (38, 16343626), (52, 11943419), (76, 8171813), (193, 3217916), (247, 2514404), (386, 1608958), (494, 1257202), (772, 804479), (988, 628601), (2509, 247532), (3257, 190684), (3667, 169364), (5018, 123766), (6514, 95342), (7334, 84682), (10036, 61883), (13028, 47671), (14668, 42341)]