38127978

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:472

約数の個数: 72

約数和(自身を含む): 97100640

約数和(自身を除く): 58972662

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 139, 147, 278, 294, 311, 417, 441, 622, 834, 882, 933, 973, 1251, 1866, 1946, 2177, 2502, 2799, 2919, 4354, 5598, 5838, 6531, 6811, 8757, 13062, 13622, 15239, 17514, 19593, 20433, 30478, 39186, 40866, 43229, 45717, 61299, 86458, 91434, 122598, 129687, 137151, 259374, 274302, 302603, 389061, 605206, 778122, 907809, 1815618, 2118221, 2723427, 4236442, 5446854, 6354663, 12709326, 19063989, 38127978]

約数ペア:

[(1, 38127978), (2, 19063989), (3, 12709326), (6, 6354663), (7, 5446854), (9, 4236442), (14, 2723427), (18, 2118221), (21, 1815618), (42, 907809), (49, 778122), (63, 605206), (98, 389061), (126, 302603), (139, 274302), (147, 259374), (278, 137151), (294, 129687), (311, 122598), (417, 91434), (441, 86458), (622, 61299), (834, 45717), (882, 43229), (933, 40866), (973, 39186), (1251, 30478), (1866, 20433), (1946, 19593), (2177, 17514), (2502, 15239), (2799, 13622), (2919, 13062), (4354, 8757), (5598, 6811), (5838, 6531)]