15216908

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 32169984

約数和(自身を除く): 16953076

約数列:

[1, 2, 4, 7, 14, 28, 31, 47, 62, 94, 124, 188, 217, 329, 373, 434, 658, 746, 868, 1316, 1457, 1492, 2611, 2914, 5222, 5828, 10199, 10444, 11563, 17531, 20398, 23126, 35062, 40796, 46252, 70124, 80941, 122717, 161882, 245434, 323764, 490868, 543461, 1086922, 2173844, 3804227, 7608454, 15216908]

約数ペア:

[(1, 15216908), (2, 7608454), (4, 3804227), (7, 2173844), (14, 1086922), (28, 543461), (31, 490868), (47, 323764), (62, 245434), (94, 161882), (124, 122717), (188, 80941), (217, 70124), (329, 46252), (373, 40796), (434, 35062), (658, 23126), (746, 20398), (868, 17531), (1316, 11563), (1457, 10444), (1492, 10199), (2611, 5828), (2914, 5222)]