161531916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2791}}^1$

素因数の和:2871

約数の個数: 96

約数和(自身を含む): 472808448

約数和(自身を除く): 311276532

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 53, 78, 84, 91, 106, 156, 159, 182, 212, 273, 318, 364, 371, 546, 636, 689, 742, 1092, 1113, 1378, 1484, 2067, 2226, 2756, 2791, 4134, 4452, 4823, 5582, 8268, 8373, 9646, 11164, 14469, 16746, 19292, 19537, 28938, 33492, 36283, 39074, 57876, 58611, 72566, 78148, 108849, 117222, 145132, 147923, 217698, 234444, 253981, 295846, 435396, 443769, 507962, 591692, 761943, 887538, 1015924, 1035461, 1523886, 1775076, 1922999, 2070922, 3047772, 3106383, 3845998, 4141844, 5768997, 6212766, 7691996, 11537994, 12425532, 13460993, 23075988, 26921986, 40382979, 53843972, 80765958, 161531916]

約数ペア:

[(1, 161531916), (2, 80765958), (3, 53843972), (4, 40382979), (6, 26921986), (7, 23075988), (12, 13460993), (13, 12425532), (14, 11537994), (21, 7691996), (26, 6212766), (28, 5768997), (39, 4141844), (42, 3845998), (52, 3106383), (53, 3047772), (78, 2070922), (84, 1922999), (91, 1775076), (106, 1523886), (156, 1035461), (159, 1015924), (182, 887538), (212, 761943), (273, 591692), (318, 507962), (364, 443769), (371, 435396), (546, 295846), (636, 253981), (689, 234444), (742, 217698), (1092, 147923), (1113, 145132), (1378, 117222), (1484, 108849), (2067, 78148), (2226, 72566), (2756, 58611), (2791, 57876), (4134, 39074), (4452, 36283), (4823, 33492), (5582, 28938), (8268, 19537), (8373, 19292), (9646, 16746), (11164, 14469)]