2906925

素因数分解:

$3^1\times 5^2\times 7^3\times {\mathrm{113}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 5654400

約数和(自身を除く): 2747475

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 113, 147, 175, 245, 339, 343, 525, 565, 735, 791, 1029, 1225, 1695, 1715, 2373, 2825, 3675, 3955, 5145, 5537, 8475, 8575, 11865, 16611, 19775, 25725, 27685, 38759, 59325, 83055, 116277, 138425, 193795, 415275, 581385, 968975, 2906925]

約数ペア:

[(1, 2906925), (3, 968975), (5, 581385), (7, 415275), (15, 193795), (21, 138425), (25, 116277), (35, 83055), (49, 59325), (75, 38759), (105, 27685), (113, 25725), (147, 19775), (175, 16611), (245, 11865), (339, 8575), (343, 8475), (525, 5537), (565, 5145), (735, 3955), (791, 3675), (1029, 2825), (1225, 2373), (1695, 1715)]