402488109

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{5839}}^1$

素因数の和:5911

約数の個数: 40

約数和(自身を含む): 644455680

約数和(自身を除く): 241967571

約数列:

[1, 3, 9, 23, 27, 37, 69, 81, 111, 207, 333, 621, 851, 999, 1863, 2553, 2997, 5839, 7659, 17517, 22977, 52551, 68931, 134297, 157653, 216043, 402891, 472959, 648129, 1208673, 1944387, 3626019, 4968989, 5833161, 10878057, 14906967, 17499483, 44720901, 134162703, 402488109]

約数ペア:

[(1, 402488109), (3, 134162703), (9, 44720901), (23, 17499483), (27, 14906967), (37, 10878057), (69, 5833161), (81, 4968989), (111, 3626019), (207, 1944387), (333, 1208673), (621, 648129), (851, 472959), (999, 402891), (1863, 216043), (2553, 157653), (2997, 134297), (5839, 68931), (7659, 52551), (17517, 22977)]