21644064075

素因数分解:

$3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{751}}^1\times {\mathrm{2579}}^1$

素因数の和:3492

約数の個数: 48

約数和(自身を含む): 36086976000

約数和(自身を除く): 14442911925

約数列:

[1, 3, 5, 15, 25, 75, 149, 447, 745, 751, 2235, 2253, 2579, 3725, 3755, 7737, 11175, 11265, 12895, 18775, 38685, 56325, 64475, 111899, 193425, 335697, 384271, 559495, 1152813, 1678485, 1921355, 1936829, 2797475, 5764065, 5810487, 8392425, 9606775, 9684145, 28820325, 29052435, 48420725, 145262175, 288587521, 865762563, 1442937605, 4328812815, 7214688025, 21644064075]

約数ペア:

[(1, 21644064075), (3, 7214688025), (5, 4328812815), (15, 1442937605), (25, 865762563), (75, 288587521), (149, 145262175), (447, 48420725), (745, 29052435), (751, 28820325), (2235, 9684145), (2253, 9606775), (2579, 8392425), (3725, 5810487), (3755, 5764065), (7737, 2797475), (11175, 1936829), (11265, 1921355), (12895, 1678485), (18775, 1152813), (38685, 559495), (56325, 384271), (64475, 335697), (111899, 193425)]