217545384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{3607}}^1$

素因数の和:3982

約数の個数: 64

約数和(自身を含む): 623462400

約数和(自身を除く): 405917016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 359, 718, 1077, 1436, 2154, 2513, 2872, 3607, 4308, 5026, 7214, 7539, 8616, 10052, 10821, 14428, 15078, 20104, 21642, 25249, 28856, 30156, 43284, 50498, 60312, 75747, 86568, 100996, 151494, 201992, 302988, 605976, 1294913, 2589826, 3884739, 5179652, 7769478, 9064391, 10359304, 15538956, 18128782, 27193173, 31077912, 36257564, 54386346, 72515128, 108772692, 217545384]

約数ペア:

[(1, 217545384), (2, 108772692), (3, 72515128), (4, 54386346), (6, 36257564), (7, 31077912), (8, 27193173), (12, 18128782), (14, 15538956), (21, 10359304), (24, 9064391), (28, 7769478), (42, 5179652), (56, 3884739), (84, 2589826), (168, 1294913), (359, 605976), (718, 302988), (1077, 201992), (1436, 151494), (2154, 100996), (2513, 86568), (2872, 75747), (3607, 60312), (4308, 50498), (5026, 43284), (7214, 30156), (7539, 28856), (8616, 25249), (10052, 21642), (10821, 20104), (14428, 15078)]