378889108

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1987}}^1$

素因数の和:2216

約数の個数: 48

約数和(自身を含む): 755917120

約数和(自身を除く): 377028012

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 193, 247, 386, 494, 772, 988, 1987, 2509, 3667, 3974, 5018, 7334, 7948, 10036, 14668, 25831, 37753, 47671, 51662, 75506, 95342, 103324, 151012, 190684, 383491, 490789, 766982, 981578, 1533964, 1963156, 4985383, 7286329, 9970766, 14572658, 19941532, 29145316, 94722277, 189444554, 378889108]

約数ペア:

[(1, 378889108), (2, 189444554), (4, 94722277), (13, 29145316), (19, 19941532), (26, 14572658), (38, 9970766), (52, 7286329), (76, 4985383), (193, 1963156), (247, 1533964), (386, 981578), (494, 766982), (772, 490789), (988, 383491), (1987, 190684), (2509, 151012), (3667, 103324), (3974, 95342), (5018, 75506), (7334, 51662), (7948, 47671), (10036, 37753), (14668, 25831)]