207870075

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{691}}^1$

素因数の和:905

約数の個数: 72

約数和(自身を含む): 428353536

約数和(自身を除く): 220483461

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 191, 225, 315, 525, 573, 691, 955, 1337, 1575, 1719, 2073, 2865, 3455, 4011, 4775, 4837, 6219, 6685, 8595, 10365, 12033, 14325, 14511, 17275, 20055, 24185, 31095, 33425, 42975, 43533, 51825, 60165, 72555, 100275, 120925, 131981, 155475, 217665, 300825, 362775, 395943, 659905, 923867, 1088325, 1187829, 1979715, 2771601, 3299525, 4619335, 5939145, 8314803, 9898575, 13858005, 23096675, 29695725, 41574015, 69290025, 207870075]

約数ペア:

[(1, 207870075), (3, 69290025), (5, 41574015), (7, 29695725), (9, 23096675), (15, 13858005), (21, 9898575), (25, 8314803), (35, 5939145), (45, 4619335), (63, 3299525), (75, 2771601), (105, 1979715), (175, 1187829), (191, 1088325), (225, 923867), (315, 659905), (525, 395943), (573, 362775), (691, 300825), (955, 217665), (1337, 155475), (1575, 131981), (1719, 120925), (2073, 100275), (2865, 72555), (3455, 60165), (4011, 51825), (4775, 43533), (4837, 42975), (6219, 33425), (6685, 31095), (8595, 24185), (10365, 20055), (12033, 17275), (14325, 14511)]