4038825

素因数分解:

$3^1\times 5^2\times 7^3\times {\mathrm{157}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 7836800

約数和(自身を除く): 3797975

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 157, 175, 245, 343, 471, 525, 735, 785, 1029, 1099, 1225, 1715, 2355, 3297, 3675, 3925, 5145, 5495, 7693, 8575, 11775, 16485, 23079, 25725, 27475, 38465, 53851, 82425, 115395, 161553, 192325, 269255, 576975, 807765, 1346275, 4038825]

約数ペア:

[(1, 4038825), (3, 1346275), (5, 807765), (7, 576975), (15, 269255), (21, 192325), (25, 161553), (35, 115395), (49, 82425), (75, 53851), (105, 38465), (147, 27475), (157, 25725), (175, 23079), (245, 16485), (343, 11775), (471, 8575), (525, 7693), (735, 5495), (785, 5145), (1029, 3925), (1099, 3675), (1225, 3297), (1715, 2355)]