201865545

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1103}}^1$

素因数の和:1211

約数の個数: 72

約数和(自身を含む): 412304256

約数和(自身を除く): 210438711

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 83, 105, 147, 245, 249, 315, 415, 441, 581, 735, 747, 1103, 1245, 1743, 2205, 2905, 3309, 3735, 4067, 5229, 5515, 7721, 8715, 9927, 12201, 16545, 20335, 23163, 26145, 36603, 38605, 49635, 54047, 61005, 69489, 91549, 115815, 162141, 183015, 270235, 274647, 347445, 457745, 486423, 640843, 810705, 823941, 1373235, 1922529, 2432115, 3204215, 4119705, 4485901, 5767587, 9612645, 13457703, 22429505, 28837935, 40373109, 67288515, 201865545]

約数ペア:

[(1, 201865545), (3, 67288515), (5, 40373109), (7, 28837935), (9, 22429505), (15, 13457703), (21, 9612645), (35, 5767587), (45, 4485901), (49, 4119705), (63, 3204215), (83, 2432115), (105, 1922529), (147, 1373235), (245, 823941), (249, 810705), (315, 640843), (415, 486423), (441, 457745), (581, 347445), (735, 274647), (747, 270235), (1103, 183015), (1245, 162141), (1743, 115815), (2205, 91549), (2905, 69489), (3309, 61005), (3735, 54047), (4067, 49635), (5229, 38605), (5515, 36603), (7721, 26145), (8715, 23163), (9927, 20335), (12201, 16545)]