28123458

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:623

約数の個数: 64

約数和(自身を含む): 66286080

約数和(自身を除く): 38162622

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 41, 57, 66, 82, 114, 123, 209, 246, 418, 451, 547, 627, 779, 902, 1094, 1254, 1353, 1558, 1641, 2337, 2706, 3282, 4674, 6017, 8569, 10393, 12034, 17138, 18051, 20786, 22427, 25707, 31179, 36102, 44854, 51414, 62358, 67281, 114323, 134562, 228646, 246697, 342969, 426113, 493394, 685938, 740091, 852226, 1278339, 1480182, 2556678, 4687243, 9374486, 14061729, 28123458]

約数ペア:

[(1, 28123458), (2, 14061729), (3, 9374486), (6, 4687243), (11, 2556678), (19, 1480182), (22, 1278339), (33, 852226), (38, 740091), (41, 685938), (57, 493394), (66, 426113), (82, 342969), (114, 246697), (123, 228646), (209, 134562), (246, 114323), (418, 67281), (451, 62358), (547, 51414), (627, 44854), (779, 36102), (902, 31179), (1094, 25707), (1254, 22427), (1353, 20786), (1558, 18051), (1641, 17138), (2337, 12034), (2706, 10393), (3282, 8569), (4674, 6017)]