1621265877

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7243}}^1$

素因数の和:7303

約数の個数: 96

約数和(自身を含む): 3254584320

約数和(自身を除く): 1633318443

約数列:

[1, 3, 7, 9, 11, 17, 19, 21, 33, 51, 57, 63, 77, 99, 119, 133, 153, 171, 187, 209, 231, 323, 357, 399, 561, 627, 693, 969, 1071, 1197, 1309, 1463, 1683, 1881, 2261, 2907, 3553, 3927, 4389, 6783, 7243, 10659, 11781, 13167, 20349, 21729, 24871, 31977, 50701, 65187, 74613, 79673, 123131, 137617, 152103, 223839, 239019, 369393, 412851, 456309, 557711, 717057, 861917, 963319, 1108179, 1238553, 1354441, 1513787, 1673133, 2339489, 2585751, 2889957, 4063323, 4541361, 5019399, 7018467, 7757253, 8669871, 9481087, 10596509, 12189969, 13624083, 16376423, 21055401, 25734379, 28443261, 31789527, 49129269, 77203137, 85329783, 95368581, 147387807, 180140653, 231609411, 540421959, 1621265877]

約数ペア:

[(1, 1621265877), (3, 540421959), (7, 231609411), (9, 180140653), (11, 147387807), (17, 95368581), (19, 85329783), (21, 77203137), (33, 49129269), (51, 31789527), (57, 28443261), (63, 25734379), (77, 21055401), (99, 16376423), (119, 13624083), (133, 12189969), (153, 10596509), (171, 9481087), (187, 8669871), (209, 7757253), (231, 7018467), (323, 5019399), (357, 4541361), (399, 4063323), (561, 2889957), (627, 2585751), (693, 2339489), (969, 1673133), (1071, 1513787), (1197, 1354441), (1309, 1238553), (1463, 1108179), (1683, 963319), (1881, 861917), (2261, 717057), (2907, 557711), (3553, 456309), (3927, 412851), (4389, 369393), (6783, 239019), (7243, 223839), (10659, 152103), (11781, 137617), (13167, 123131), (20349, 79673), (21729, 74613), (24871, 65187), (31977, 50701)]