1961569251

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:513

約数の個数: 64

約数和(自身を含む): 3084480000

約数和(自身を除く): 1122910749

約数列:

[1, 3, 9, 27, 29, 67, 87, 139, 201, 261, 269, 417, 603, 783, 807, 1251, 1809, 1943, 2421, 3753, 4031, 5829, 7263, 7801, 9313, 12093, 17487, 18023, 23403, 27939, 36279, 37391, 52461, 54069, 70209, 83817, 108837, 112173, 162207, 210627, 251451, 270077, 336519, 486621, 522667, 810231, 1009557, 1084339, 1568001, 2430693, 2505197, 3253017, 4704003, 7292079, 7515591, 9759051, 14112009, 22546773, 29277153, 67640319, 72650713, 217952139, 653856417, 1961569251]

約数ペア:

[(1, 1961569251), (3, 653856417), (9, 217952139), (27, 72650713), (29, 67640319), (67, 29277153), (87, 22546773), (139, 14112009), (201, 9759051), (261, 7515591), (269, 7292079), (417, 4704003), (603, 3253017), (783, 2505197), (807, 2430693), (1251, 1568001), (1809, 1084339), (1943, 1009557), (2421, 810231), (3753, 522667), (4031, 486621), (5829, 336519), (7263, 270077), (7801, 251451), (9313, 210627), (12093, 162207), (17487, 112173), (18023, 108837), (23403, 83817), (27939, 70209), (36279, 54069), (37391, 52461)]