16553355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 33266688

約数和(自身を除く): 16713333

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 67, 91, 105, 181, 195, 201, 273, 335, 455, 469, 543, 871, 905, 1005, 1267, 1365, 1407, 2345, 2353, 2613, 2715, 3801, 4355, 6097, 6335, 7035, 7059, 11765, 12127, 13065, 16471, 18291, 19005, 30485, 35295, 36381, 49413, 60635, 82355, 84889, 91455, 157651, 181905, 247065, 254667, 424445, 472953, 788255, 1103557, 1273335, 2364765, 3310671, 5517785, 16553355]

約数ペア:

[(1, 16553355), (3, 5517785), (5, 3310671), (7, 2364765), (13, 1273335), (15, 1103557), (21, 788255), (35, 472953), (39, 424445), (65, 254667), (67, 247065), (91, 181905), (105, 157651), (181, 91455), (195, 84889), (201, 82355), (273, 60635), (335, 49413), (455, 36381), (469, 35295), (543, 30485), (871, 19005), (905, 18291), (1005, 16471), (1267, 13065), (1365, 12127), (1407, 11765), (2345, 7059), (2353, 7035), (2613, 6335), (2715, 6097), (3801, 4355)]