16269225

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 33078240

約数和(自身を除く): 16809015

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 49, 57, 75, 95, 105, 133, 147, 175, 233, 245, 285, 399, 475, 525, 665, 699, 735, 931, 1165, 1225, 1425, 1631, 1995, 2793, 3325, 3495, 3675, 4427, 4655, 4893, 5825, 8155, 9975, 11417, 13281, 13965, 17475, 22135, 23275, 24465, 30989, 34251, 40775, 57085, 66405, 69825, 92967, 110675, 122325, 154945, 171255, 216923, 285425, 332025, 464835, 650769, 774725, 856275, 1084615, 2324175, 3253845, 5423075, 16269225]

約数ペア:

[(1, 16269225), (3, 5423075), (5, 3253845), (7, 2324175), (15, 1084615), (19, 856275), (21, 774725), (25, 650769), (35, 464835), (49, 332025), (57, 285425), (75, 216923), (95, 171255), (105, 154945), (133, 122325), (147, 110675), (175, 92967), (233, 69825), (245, 66405), (285, 57085), (399, 40775), (475, 34251), (525, 30989), (665, 24465), (699, 23275), (735, 22135), (931, 17475), (1165, 13965), (1225, 13281), (1425, 11417), (1631, 9975), (1995, 8155), (2793, 5825), (3325, 4893), (3495, 4655), (3675, 4427)]