28330575

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{593}}^1$

素因数の和:633

約数の個数: 72

約数和(自身を含む): 58777488

約数和(自身を除く): 30446913

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 105, 147, 175, 195, 245, 273, 325, 455, 525, 593, 637, 735, 975, 1225, 1365, 1779, 1911, 2275, 2965, 3185, 3675, 4151, 6825, 7709, 8895, 9555, 12453, 14825, 15925, 20755, 23127, 29057, 38545, 44475, 47775, 53963, 62265, 87171, 103775, 115635, 145285, 161889, 192725, 269815, 311325, 377741, 435855, 578175, 726425, 809445, 1133223, 1349075, 1888705, 2179275, 4047225, 5666115, 9443525, 28330575]

約数ペア:

[(1, 28330575), (3, 9443525), (5, 5666115), (7, 4047225), (13, 2179275), (15, 1888705), (21, 1349075), (25, 1133223), (35, 809445), (39, 726425), (49, 578175), (65, 435855), (75, 377741), (91, 311325), (105, 269815), (147, 192725), (175, 161889), (195, 145285), (245, 115635), (273, 103775), (325, 87171), (455, 62265), (525, 53963), (593, 47775), (637, 44475), (735, 38545), (975, 29057), (1225, 23127), (1365, 20755), (1779, 15925), (1911, 14825), (2275, 12453), (2965, 9555), (3185, 8895), (3675, 7709), (4151, 6825)]