1388339535

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^2\times {\mathrm{379}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 2446093440

約数和(自身を除く): 1057753905

約数列:

[1, 3, 5, 11, 15, 33, 55, 149, 165, 379, 447, 745, 1137, 1639, 1895, 2235, 4169, 4917, 5685, 8195, 12507, 20845, 22201, 24585, 56471, 62535, 66603, 111005, 169413, 244211, 282355, 333015, 621181, 732633, 847065, 1221055, 1863543, 3105905, 3663165, 8414179, 9317715, 25242537, 42070895, 92555969, 126212685, 277667907, 462779845, 1388339535]

約数ペア:

[(1, 1388339535), (3, 462779845), (5, 277667907), (11, 126212685), (15, 92555969), (33, 42070895), (55, 25242537), (149, 9317715), (165, 8414179), (379, 3663165), (447, 3105905), (745, 1863543), (1137, 1221055), (1639, 847065), (1895, 732633), (2235, 621181), (4169, 333015), (4917, 282355), (5685, 244211), (8195, 169413), (12507, 111005), (20845, 66603), (22201, 62535), (24585, 56471)]