245584035

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:613

約数の個数: 64

約数和(自身を含む): 455760000

約数和(自身を除く): 210175965

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 149, 261, 421, 435, 447, 745, 783, 1263, 1305, 1341, 2105, 2235, 3789, 3915, 4023, 4321, 6315, 6705, 11367, 12209, 12963, 18945, 20115, 21605, 36627, 38889, 56835, 61045, 62729, 64815, 109881, 116667, 183135, 188187, 194445, 313645, 329643, 549405, 564561, 583335, 940935, 1648215, 1693683, 1819141, 2822805, 5457423, 8468415, 9095705, 16372269, 27287115, 49116807, 81861345, 245584035]

約数ペア:

[(1, 245584035), (3, 81861345), (5, 49116807), (9, 27287115), (15, 16372269), (27, 9095705), (29, 8468415), (45, 5457423), (87, 2822805), (135, 1819141), (145, 1693683), (149, 1648215), (261, 940935), (421, 583335), (435, 564561), (447, 549405), (745, 329643), (783, 313645), (1263, 194445), (1305, 188187), (1341, 183135), (2105, 116667), (2235, 109881), (3789, 64815), (3915, 62729), (4023, 61045), (4321, 56835), (6315, 38889), (6705, 36627), (11367, 21605), (12209, 20115), (12963, 18945)]