239836428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{797}}^1$

素因数の和:1463

約数の個数: 72

約数和(自身を含む): 654723888

約数和(自身を除く): 414887460

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 643, 797, 1286, 1594, 1929, 2391, 2572, 3188, 3858, 4782, 5787, 7173, 7716, 8359, 9564, 10361, 11574, 14346, 16718, 20722, 23148, 25077, 28692, 31083, 33436, 41444, 50154, 62166, 75231, 93249, 100308, 124332, 150462, 186498, 300924, 372996, 512471, 1024942, 1537413, 2049884, 3074826, 4612239, 6149652, 6662123, 9224478, 13324246, 18448956, 19986369, 26648492, 39972738, 59959107, 79945476, 119918214, 239836428]

約数ペア:

[(1, 239836428), (2, 119918214), (3, 79945476), (4, 59959107), (6, 39972738), (9, 26648492), (12, 19986369), (13, 18448956), (18, 13324246), (26, 9224478), (36, 6662123), (39, 6149652), (52, 4612239), (78, 3074826), (117, 2049884), (156, 1537413), (234, 1024942), (468, 512471), (643, 372996), (797, 300924), (1286, 186498), (1594, 150462), (1929, 124332), (2391, 100308), (2572, 93249), (3188, 75231), (3858, 62166), (4782, 50154), (5787, 41444), (7173, 33436), (7716, 31083), (8359, 28692), (9564, 25077), (10361, 23148), (11574, 20722), (14346, 16718)]