12618375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:78

約数の個数: 128

約数和(自身を含む): 28753920

約数和(自身を除く): 16135545

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 23, 25, 33, 35, 55, 57, 69, 75, 77, 95, 105, 115, 125, 133, 161, 165, 175, 209, 231, 253, 275, 285, 345, 375, 385, 399, 437, 475, 483, 525, 575, 627, 665, 759, 805, 825, 875, 1045, 1155, 1265, 1311, 1375, 1425, 1463, 1725, 1771, 1925, 1995, 2185, 2375, 2415, 2625, 2875, 3059, 3135, 3325, 3795, 4025, 4125, 4389, 4807, 5225, 5313, 5775, 6325, 6555, 7125, 7315, 8625, 8855, 9177, 9625, 9975, 10925, 12075, 14421, 15295, 15675, 16625, 18975, 20125, 21945, 24035, 26125, 26565, 28875, 31625, 32775, 33649, 36575, 44275, 45885, 49875, 54625, 60375, 72105, 76475, 78375, 94875, 100947, 109725, 120175, 132825, 163875, 168245, 182875, 221375, 229425, 360525, 382375, 504735, 548625, 600875, 664125, 841225, 1147125, 1802625, 2523675, 4206125, 12618375]

約数ペア:

[(1, 12618375), (3, 4206125), (5, 2523675), (7, 1802625), (11, 1147125), (15, 841225), (19, 664125), (21, 600875), (23, 548625), (25, 504735), (33, 382375), (35, 360525), (55, 229425), (57, 221375), (69, 182875), (75, 168245), (77, 163875), (95, 132825), (105, 120175), (115, 109725), (125, 100947), (133, 94875), (161, 78375), (165, 76475), (175, 72105), (209, 60375), (231, 54625), (253, 49875), (275, 45885), (285, 44275), (345, 36575), (375, 33649), (385, 32775), (399, 31625), (437, 28875), (475, 26565), (483, 26125), (525, 24035), (575, 21945), (627, 20125), (665, 18975), (759, 16625), (805, 15675), (825, 15295), (875, 14421), (1045, 12075), (1155, 10925), (1265, 9975), (1311, 9625), (1375, 9177), (1425, 8855), (1463, 8625), (1725, 7315), (1771, 7125), (1925, 6555), (1995, 6325), (2185, 5775), (2375, 5313), (2415, 5225), (2625, 4807), (2875, 4389), (3059, 4125), (3135, 4025), (3325, 3795)]