65522223

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 111484800

約数和(自身を除く): 45962577

約数列:

[1, 3, 9, 13, 27, 29, 39, 41, 87, 117, 123, 157, 261, 351, 369, 377, 471, 533, 783, 1107, 1131, 1189, 1413, 1599, 2041, 3393, 3567, 4239, 4553, 4797, 6123, 6437, 10179, 10701, 13659, 14391, 15457, 18369, 19311, 32103, 40977, 46371, 55107, 57933, 59189, 83681, 122931, 139113, 173799, 177567, 186673, 251043, 417339, 532701, 560019, 753129, 1598103, 1680057, 2259387, 2426749, 5040171, 7280247, 21840741, 65522223]

約数ペア:

[(1, 65522223), (3, 21840741), (9, 7280247), (13, 5040171), (27, 2426749), (29, 2259387), (39, 1680057), (41, 1598103), (87, 753129), (117, 560019), (123, 532701), (157, 417339), (261, 251043), (351, 186673), (369, 177567), (377, 173799), (471, 139113), (533, 122931), (783, 83681), (1107, 59189), (1131, 57933), (1189, 55107), (1413, 46371), (1599, 40977), (2041, 32103), (3393, 19311), (3567, 18369), (4239, 15457), (4553, 14391), (4797, 13659), (6123, 10701), (6437, 10179)]