51239916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15641}}^1$

素因数の和:15671

約数の個数: 72

約数和(自身を含む): 159423264

約数和(自身を除く): 108183348

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 15641, 31282, 46923, 62564, 93846, 109487, 140769, 187692, 203333, 218974, 281538, 328461, 406666, 437948, 563076, 609999, 656922, 813332, 985383, 1219998, 1313844, 1423331, 1829997, 1970766, 2439996, 2846662, 3659994, 3941532, 4269993, 5693324, 7319988, 8539986, 12809979, 17079972, 25619958, 51239916]

約数ペア:

[(1, 51239916), (2, 25619958), (3, 17079972), (4, 12809979), (6, 8539986), (7, 7319988), (9, 5693324), (12, 4269993), (13, 3941532), (14, 3659994), (18, 2846662), (21, 2439996), (26, 1970766), (28, 1829997), (36, 1423331), (39, 1313844), (42, 1219998), (52, 985383), (63, 813332), (78, 656922), (84, 609999), (91, 563076), (117, 437948), (126, 406666), (156, 328461), (182, 281538), (234, 218974), (252, 203333), (273, 187692), (364, 140769), (468, 109487), (546, 93846), (819, 62564), (1092, 46923), (1638, 31282), (3276, 15641)]