201403395

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:773

約数の個数: 64

約数和(自身を含む): 374321280

約数和(自身を除く): 172917885

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 61, 111, 135, 183, 185, 305, 333, 549, 555, 661, 915, 999, 1647, 1665, 1983, 2257, 2745, 3305, 4995, 5949, 6771, 8235, 9915, 11285, 17847, 20313, 24457, 29745, 33855, 40321, 60939, 73371, 89235, 101565, 120963, 122285, 201605, 220113, 304695, 362889, 366855, 604815, 660339, 1088667, 1100565, 1491877, 1814445, 3301695, 4475631, 5443335, 7459385, 13426893, 22378155, 40280679, 67134465, 201403395]

約数ペア:

[(1, 201403395), (3, 67134465), (5, 40280679), (9, 22378155), (15, 13426893), (27, 7459385), (37, 5443335), (45, 4475631), (61, 3301695), (111, 1814445), (135, 1491877), (183, 1100565), (185, 1088667), (305, 660339), (333, 604815), (549, 366855), (555, 362889), (661, 304695), (915, 220113), (999, 201605), (1647, 122285), (1665, 120963), (1983, 101565), (2257, 89235), (2745, 73371), (3305, 60939), (4995, 40321), (5949, 33855), (6771, 29745), (8235, 24457), (9915, 20313), (11285, 17847)]