142903878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 318269952

約数和(自身を除く): 175366074

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 137, 258, 274, 311, 411, 559, 622, 822, 933, 1118, 1677, 1781, 1866, 3354, 3562, 4043, 5343, 5891, 8086, 10686, 11782, 12129, 13373, 17673, 24258, 26746, 35346, 40119, 42607, 76583, 80238, 85214, 127821, 153166, 173849, 229749, 255642, 347698, 459498, 521547, 553891, 1043094, 1107782, 1661673, 1832101, 3323346, 3664202, 5496303, 10992606, 23817313, 47634626, 71451939, 142903878]

約数ペア:

[(1, 142903878), (2, 71451939), (3, 47634626), (6, 23817313), (13, 10992606), (26, 5496303), (39, 3664202), (43, 3323346), (78, 1832101), (86, 1661673), (129, 1107782), (137, 1043094), (258, 553891), (274, 521547), (311, 459498), (411, 347698), (559, 255642), (622, 229749), (822, 173849), (933, 153166), (1118, 127821), (1677, 85214), (1781, 80238), (1866, 76583), (3354, 42607), (3562, 40119), (4043, 35346), (5343, 26746), (5891, 24258), (8086, 17673), (10686, 13373), (11782, 12129)]