1284304875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{16871}}^1$

素因数の和:16925

約数の個数: 64

約数和(自身を含む): 2526750720

約数和(自身を除く): 1242445845

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 75, 87, 105, 125, 145, 175, 203, 375, 435, 525, 609, 725, 875, 1015, 2175, 2625, 3045, 3625, 5075, 10875, 15225, 16871, 25375, 50613, 76125, 84355, 118097, 253065, 354291, 421775, 489259, 590485, 1265325, 1467777, 1771455, 2108875, 2446295, 2952425, 3424813, 6326625, 7338885, 8857275, 10274439, 12231475, 14762125, 17124065, 36694425, 44286375, 51372195, 61157375, 85620325, 183472125, 256860975, 428101625, 1284304875]

約数ペア:

[(1, 1284304875), (3, 428101625), (5, 256860975), (7, 183472125), (15, 85620325), (21, 61157375), (25, 51372195), (29, 44286375), (35, 36694425), (75, 17124065), (87, 14762125), (105, 12231475), (125, 10274439), (145, 8857275), (175, 7338885), (203, 6326625), (375, 3424813), (435, 2952425), (525, 2446295), (609, 2108875), (725, 1771455), (875, 1467777), (1015, 1265325), (2175, 590485), (2625, 489259), (3045, 421775), (3625, 354291), (5075, 253065), (10875, 118097), (15225, 84355), (16871, 76125), (25375, 50613)]