2149884

素因数分解:

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

素因数の和:171

約数の個数: 72

約数和(自身を含む): 6093360

約数和(自身を除く): 3943476

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 61, 66, 89, 99, 122, 132, 178, 183, 198, 244, 267, 356, 366, 396, 534, 549, 671, 732, 801, 979, 1068, 1098, 1342, 1602, 1958, 2013, 2196, 2684, 2937, 3204, 3916, 4026, 5429, 5874, 6039, 8052, 8811, 10858, 11748, 12078, 16287, 17622, 21716, 24156, 32574, 35244, 48861, 59719, 65148, 97722, 119438, 179157, 195444, 238876, 358314, 537471, 716628, 1074942, 2149884]

約数ペア:

[(1, 2149884), (2, 1074942), (3, 716628), (4, 537471), (6, 358314), (9, 238876), (11, 195444), (12, 179157), (18, 119438), (22, 97722), (33, 65148), (36, 59719), (44, 48861), (61, 35244), (66, 32574), (89, 24156), (99, 21716), (122, 17622), (132, 16287), (178, 12078), (183, 11748), (198, 10858), (244, 8811), (267, 8052), (356, 6039), (366, 5874), (396, 5429), (534, 4026), (549, 3916), (671, 3204), (732, 2937), (801, 2684), (979, 2196), (1068, 2013), (1098, 1958), (1342, 1602)]