71398425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 143990784

約数和(自身を除く): 72592359

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 41, 75, 93, 105, 107, 123, 155, 175, 205, 217, 287, 321, 465, 525, 535, 615, 651, 749, 775, 861, 1025, 1085, 1271, 1435, 1605, 2247, 2325, 2675, 3075, 3255, 3317, 3745, 3813, 4305, 4387, 5425, 6355, 7175, 8025, 8897, 9951, 11235, 13161, 16275, 16585, 18725, 19065, 21525, 21935, 23219, 26691, 30709, 31775, 44485, 49755, 56175, 65805, 69657, 82925, 92127, 95325, 109675, 116095, 133455, 135997, 153545, 222425, 248775, 329025, 348285, 407991, 460635, 580475, 667275, 679985, 767725, 951979, 1741425, 2039955, 2303175, 2855937, 3399925, 4759895, 10199775, 14279685, 23799475, 71398425]

約数ペア:

[(1, 71398425), (3, 23799475), (5, 14279685), (7, 10199775), (15, 4759895), (21, 3399925), (25, 2855937), (31, 2303175), (35, 2039955), (41, 1741425), (75, 951979), (93, 767725), (105, 679985), (107, 667275), (123, 580475), (155, 460635), (175, 407991), (205, 348285), (217, 329025), (287, 248775), (321, 222425), (465, 153545), (525, 135997), (535, 133455), (615, 116095), (651, 109675), (749, 95325), (775, 92127), (861, 82925), (1025, 69657), (1085, 65805), (1271, 56175), (1435, 49755), (1605, 44485), (2247, 31775), (2325, 30709), (2675, 26691), (3075, 23219), (3255, 21935), (3317, 21525), (3745, 19065), (3813, 18725), (4305, 16585), (4387, 16275), (5425, 13161), (6355, 11235), (7175, 9951), (8025, 8897)]