7123425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 12892032

約数和(自身を除く): 5768607

約数列:

[1, 3, 5, 15, 17, 25, 37, 51, 75, 85, 111, 151, 185, 255, 425, 453, 555, 629, 755, 925, 1275, 1887, 2265, 2567, 2775, 3145, 3775, 5587, 7701, 9435, 11325, 12835, 15725, 16761, 27935, 38505, 47175, 64175, 83805, 94979, 139675, 192525, 284937, 419025, 474895, 1424685, 2374475, 7123425]

約数ペア:

[(1, 7123425), (3, 2374475), (5, 1424685), (15, 474895), (17, 419025), (25, 284937), (37, 192525), (51, 139675), (75, 94979), (85, 83805), (111, 64175), (151, 47175), (185, 38505), (255, 27935), (425, 16761), (453, 15725), (555, 12835), (629, 11325), (755, 9435), (925, 7701), (1275, 5587), (1887, 3775), (2265, 3145), (2567, 2775)]