161854154

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 313632000

約数和(自身を除く): 151777846

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 89, 98, 154, 178, 241, 343, 482, 539, 623, 686, 979, 1078, 1246, 1687, 1958, 2651, 3374, 3773, 4361, 5302, 6853, 7546, 8722, 11809, 13706, 18557, 21449, 23618, 30527, 37114, 42898, 47971, 61054, 82663, 95942, 129899, 150143, 165326, 235939, 259798, 300286, 335797, 471878, 671594, 909293, 1051001, 1651573, 1818586, 2102002, 3303146, 7357007, 11561011, 14714014, 23122022, 80927077, 161854154]

約数ペア:

[(1, 161854154), (2, 80927077), (7, 23122022), (11, 14714014), (14, 11561011), (22, 7357007), (49, 3303146), (77, 2102002), (89, 1818586), (98, 1651573), (154, 1051001), (178, 909293), (241, 671594), (343, 471878), (482, 335797), (539, 300286), (623, 259798), (686, 235939), (979, 165326), (1078, 150143), (1246, 129899), (1687, 95942), (1958, 82663), (2651, 61054), (3374, 47971), (3773, 42898), (4361, 37114), (5302, 30527), (6853, 23618), (7546, 21449), (8722, 18557), (11809, 13706)]