13383909

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:151

約数の個数: 72

約数和(自身を含む): 25608960

約数和(自身を除く): 12225051

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 49, 63, 77, 89, 93, 99, 147, 217, 231, 267, 279, 341, 441, 539, 623, 651, 693, 801, 979, 1023, 1519, 1617, 1869, 1953, 2387, 2759, 2937, 3069, 4361, 4557, 4851, 5607, 6853, 7161, 8277, 8811, 13083, 13671, 16709, 19313, 20559, 21483, 24831, 30349, 39249, 47971, 50127, 57939, 61677, 91047, 135191, 143913, 150381, 173817, 212443, 273141, 405573, 431739, 637329, 1216719, 1487101, 1911987, 4461303, 13383909]

約数ペア:

[(1, 13383909), (3, 4461303), (7, 1911987), (9, 1487101), (11, 1216719), (21, 637329), (31, 431739), (33, 405573), (49, 273141), (63, 212443), (77, 173817), (89, 150381), (93, 143913), (99, 135191), (147, 91047), (217, 61677), (231, 57939), (267, 50127), (279, 47971), (341, 39249), (441, 30349), (539, 24831), (623, 21483), (651, 20559), (693, 19313), (801, 16709), (979, 13671), (1023, 13083), (1519, 8811), (1617, 8277), (1869, 7161), (1953, 6853), (2387, 5607), (2759, 4851), (2937, 4557), (3069, 4361)]