28316925

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1$

素因数の和:500

約数の個数: 96

約数和(自身を含む): 64162560

約数和(自身を除く): 35845635

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 27, 35, 39, 45, 63, 65, 75, 91, 105, 117, 135, 175, 189, 195, 225, 273, 315, 325, 351, 455, 461, 525, 585, 675, 819, 945, 975, 1365, 1383, 1575, 1755, 2275, 2305, 2457, 2925, 3227, 4095, 4149, 4725, 5993, 6825, 6915, 8775, 9681, 11525, 12285, 12447, 16135, 17979, 20475, 20745, 29043, 29965, 34575, 41951, 48405, 53937, 61425, 62235, 80675, 87129, 89895, 103725, 125853, 145215, 149825, 161811, 209755, 242025, 269685, 311175, 377559, 435645, 449475, 629265, 726075, 809055, 1048775, 1132677, 1348425, 1887795, 2178225, 3146325, 4045275, 5663385, 9438975, 28316925]

約数ペア:

[(1, 28316925), (3, 9438975), (5, 5663385), (7, 4045275), (9, 3146325), (13, 2178225), (15, 1887795), (21, 1348425), (25, 1132677), (27, 1048775), (35, 809055), (39, 726075), (45, 629265), (63, 449475), (65, 435645), (75, 377559), (91, 311175), (105, 269685), (117, 242025), (135, 209755), (175, 161811), (189, 149825), (195, 145215), (225, 125853), (273, 103725), (315, 89895), (325, 87129), (351, 80675), (455, 62235), (461, 61425), (525, 53937), (585, 48405), (675, 41951), (819, 34575), (945, 29965), (975, 29043), (1365, 20745), (1383, 20475), (1575, 17979), (1755, 16135), (2275, 12447), (2305, 12285), (2457, 11525), (2925, 9681), (3227, 8775), (4095, 6915), (4149, 6825), (4725, 5993)]