181971972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{55547}}^1$

素因数の和:55577

約数の個数: 72

約数和(自身を含む): 566145216

約数和(自身を除く): 384173244

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, 55547, 111094, 166641, 222188, 333282, 388829, 499923, 666564, 722111, 777658, 999846, 1166487, 1444222, 1555316, 1999692, 2166333, 2332974, 2888444, 3499461, 4332666, 4665948, 5054777, 6498999, 6998922, 8665332, 10109554, 12997998, 13997844, 15164331, 20219108, 25995996, 30328662, 45492993, 60657324, 90985986, 181971972]

約数ペア:

[(1, 181971972), (2, 90985986), (3, 60657324), (4, 45492993), (6, 30328662), (7, 25995996), (9, 20219108), (12, 15164331), (13, 13997844), (14, 12997998), (18, 10109554), (21, 8665332), (26, 6998922), (28, 6498999), (36, 5054777), (39, 4665948), (42, 4332666), (52, 3499461), (63, 2888444), (78, 2332974), (84, 2166333), (91, 1999692), (117, 1555316), (126, 1444222), (156, 1166487), (182, 999846), (234, 777658), (252, 722111), (273, 666564), (364, 499923), (468, 388829), (546, 333282), (819, 222188), (1092, 166641), (1638, 111094), (3276, 55547)]