215682831

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1009}}^1$

素因数の和:1070

約数の個数: 80

約数和(自身を含む): 410625600

約数和(自身を除く): 194942769

約数列:

[1, 3, 7, 9, 13, 21, 27, 29, 39, 63, 81, 87, 91, 117, 189, 203, 261, 273, 351, 377, 567, 609, 783, 819, 1009, 1053, 1131, 1827, 2349, 2457, 2639, 3027, 3393, 5481, 7063, 7371, 7917, 9081, 10179, 13117, 16443, 21189, 23751, 27243, 29261, 30537, 39351, 63567, 71253, 81729, 87783, 91819, 118053, 190701, 204827, 213759, 263349, 275457, 354159, 380393, 572103, 614481, 790047, 826371, 1062477, 1141179, 1843443, 2370141, 2479113, 2662751, 3423537, 5530329, 7437339, 7988253, 10270611, 16590987, 23964759, 30811833, 71894277, 215682831]

約数ペア:

[(1, 215682831), (3, 71894277), (7, 30811833), (9, 23964759), (13, 16590987), (21, 10270611), (27, 7988253), (29, 7437339), (39, 5530329), (63, 3423537), (81, 2662751), (87, 2479113), (91, 2370141), (117, 1843443), (189, 1141179), (203, 1062477), (261, 826371), (273, 790047), (351, 614481), (377, 572103), (567, 380393), (609, 354159), (783, 275457), (819, 263349), (1009, 213759), (1053, 204827), (1131, 190701), (1827, 118053), (2349, 91819), (2457, 87783), (2639, 81729), (3027, 71253), (3393, 63567), (5481, 39351), (7063, 30537), (7371, 29261), (7917, 27243), (9081, 23751), (10179, 21189), (13117, 16443)]