55485729

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:156

約数の個数: 80

約数和(自身を含む): 97574400

約数和(自身を除く): 42088671

約数列:

[1, 3, 9, 13, 23, 27, 29, 39, 69, 79, 81, 87, 117, 207, 237, 261, 299, 351, 377, 621, 667, 711, 783, 897, 1027, 1053, 1131, 1817, 1863, 2001, 2133, 2291, 2349, 2691, 3081, 3393, 5451, 6003, 6399, 6873, 8073, 8671, 9243, 10179, 16353, 18009, 20619, 23621, 24219, 26013, 27729, 29783, 30537, 49059, 52693, 54027, 61857, 70863, 78039, 83187, 89349, 147177, 158079, 185571, 212589, 234117, 268047, 474237, 637767, 685009, 702351, 804141, 1422711, 1913301, 2055027, 2412423, 4268133, 6165081, 18495243, 55485729]

約数ペア:

[(1, 55485729), (3, 18495243), (9, 6165081), (13, 4268133), (23, 2412423), (27, 2055027), (29, 1913301), (39, 1422711), (69, 804141), (79, 702351), (81, 685009), (87, 637767), (117, 474237), (207, 268047), (237, 234117), (261, 212589), (299, 185571), (351, 158079), (377, 147177), (621, 89349), (667, 83187), (711, 78039), (783, 70863), (897, 61857), (1027, 54027), (1053, 52693), (1131, 49059), (1817, 30537), (1863, 29783), (2001, 27729), (2133, 26013), (2291, 24219), (2349, 23621), (2691, 20619), (3081, 18009), (3393, 16353), (5451, 10179), (6003, 9243), (6399, 8671), (6873, 8073)]