51981516

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{23671}}^1$

素因数の和:23742

約数の個数: 36

約数和(自身を含む): 133557424

約数和(自身を除く): 81575908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 23671, 47342, 71013, 94684, 142026, 213039, 284052, 426078, 852156, 1443931, 2887862, 4331793, 5775724, 8663586, 12995379, 17327172, 25990758, 51981516]

約数ペア:

[(1, 51981516), (2, 25990758), (3, 17327172), (4, 12995379), (6, 8663586), (9, 5775724), (12, 4331793), (18, 2887862), (36, 1443931), (61, 852156), (122, 426078), (183, 284052), (244, 213039), (366, 142026), (549, 94684), (732, 71013), (1098, 47342), (2196, 23671)]