81315108

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1487}}^1$

素因数の和:1542

約数の個数: 108

約数和(自身を含む): 246984192

約数和(自身を除く): 165669084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 49, 62, 63, 84, 93, 98, 124, 126, 147, 186, 196, 217, 252, 279, 294, 372, 434, 441, 558, 588, 651, 868, 882, 1116, 1302, 1487, 1519, 1764, 1953, 2604, 2974, 3038, 3906, 4461, 4557, 5948, 6076, 7812, 8922, 9114, 10409, 13383, 13671, 17844, 18228, 20818, 26766, 27342, 31227, 41636, 46097, 53532, 54684, 62454, 72863, 92194, 93681, 124908, 138291, 145726, 184388, 187362, 218589, 276582, 291452, 322679, 374724, 414873, 437178, 553164, 645358, 655767, 829746, 874356, 968037, 1290716, 1311534, 1659492, 1936074, 2258753, 2623068, 2904111, 3872148, 4517506, 5808222, 6776259, 9035012, 11616444, 13552518, 20328777, 27105036, 40657554, 81315108]

約数ペア:

[(1, 81315108), (2, 40657554), (3, 27105036), (4, 20328777), (6, 13552518), (7, 11616444), (9, 9035012), (12, 6776259), (14, 5808222), (18, 4517506), (21, 3872148), (28, 2904111), (31, 2623068), (36, 2258753), (42, 1936074), (49, 1659492), (62, 1311534), (63, 1290716), (84, 968037), (93, 874356), (98, 829746), (124, 655767), (126, 645358), (147, 553164), (186, 437178), (196, 414873), (217, 374724), (252, 322679), (279, 291452), (294, 276582), (372, 218589), (434, 187362), (441, 184388), (558, 145726), (588, 138291), (651, 124908), (868, 93681), (882, 92194), (1116, 72863), (1302, 62454), (1487, 54684), (1519, 53532), (1764, 46097), (1953, 41636), (2604, 31227), (2974, 27342), (3038, 26766), (3906, 20818), (4461, 18228), (4557, 17844), (5948, 13671), (6076, 13383), (7812, 10409), (8922, 9114)]