2687355

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 5222880

約数和(自身を除く): 2535525

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 61, 89, 99, 165, 183, 267, 305, 445, 495, 549, 671, 801, 915, 979, 1335, 2013, 2745, 2937, 3355, 4005, 4895, 5429, 6039, 8811, 10065, 14685, 16287, 27145, 30195, 44055, 48861, 59719, 81435, 179157, 244305, 298595, 537471, 895785, 2687355]

約数ペア:

[(1, 2687355), (3, 895785), (5, 537471), (9, 298595), (11, 244305), (15, 179157), (33, 81435), (45, 59719), (55, 48861), (61, 44055), (89, 30195), (99, 27145), (165, 16287), (183, 14685), (267, 10065), (305, 8811), (445, 6039), (495, 5429), (549, 4895), (671, 4005), (801, 3355), (915, 2937), (979, 2745), (1335, 2013)]