31272516

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 86958144

約数和(自身を除く): 55685628

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 157, 198, 314, 396, 471, 503, 628, 942, 1006, 1413, 1509, 1727, 1884, 2012, 2826, 3018, 3454, 4527, 5181, 5533, 5652, 6036, 6908, 9054, 10362, 11066, 15543, 16599, 18108, 20724, 22132, 31086, 33198, 49797, 62172, 66396, 78971, 99594, 157942, 199188, 236913, 315884, 473826, 710739, 868681, 947652, 1421478, 1737362, 2606043, 2842956, 3474724, 5212086, 7818129, 10424172, 15636258, 31272516]

約数ペア:

[(1, 31272516), (2, 15636258), (3, 10424172), (4, 7818129), (6, 5212086), (9, 3474724), (11, 2842956), (12, 2606043), (18, 1737362), (22, 1421478), (33, 947652), (36, 868681), (44, 710739), (66, 473826), (99, 315884), (132, 236913), (157, 199188), (198, 157942), (314, 99594), (396, 78971), (471, 66396), (503, 62172), (628, 49797), (942, 33198), (1006, 31086), (1413, 22132), (1509, 20724), (1727, 18108), (1884, 16599), (2012, 15543), (2826, 11066), (3018, 10362), (3454, 9054), (4527, 6908), (5181, 6036), (5533, 5652)]