28893670305

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{38791}}^1$

素因数の和:38966

約数の個数: 64

約数和(自身を含む): 51481018368

約数和(自身を除く): 22587348063

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 127, 255, 345, 381, 391, 635, 1173, 1905, 1955, 2159, 2921, 5865, 6477, 8763, 10795, 14605, 32385, 38791, 43815, 49657, 116373, 148971, 193955, 248285, 581865, 659447, 744855, 892193, 1978341, 2676579, 3297235, 4460965, 4926457, 9891705, 13382895, 14779371, 15167281, 24632285, 45501843, 73896855, 75836405, 83749769, 113308511, 227509215, 251249307, 339925533, 418748845, 566542555, 1256246535, 1699627665, 1926244687, 5778734061, 9631223435, 28893670305]

約数ペア:

[(1, 28893670305), (3, 9631223435), (5, 5778734061), (15, 1926244687), (17, 1699627665), (23, 1256246535), (51, 566542555), (69, 418748845), (85, 339925533), (115, 251249307), (127, 227509215), (255, 113308511), (345, 83749769), (381, 75836405), (391, 73896855), (635, 45501843), (1173, 24632285), (1905, 15167281), (1955, 14779371), (2159, 13382895), (2921, 9891705), (5865, 4926457), (6477, 4460965), (8763, 3297235), (10795, 2676579), (14605, 1978341), (32385, 892193), (38791, 744855), (43815, 659447), (49657, 581865), (116373, 248285), (148971, 193955)]