161028

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{71}}^1$

素因数の和:94

約数の個数: 60

約数和(自身を含む): 487872

約数和(自身を除く): 326844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 71, 81, 84, 108, 126, 142, 162, 189, 213, 252, 284, 324, 378, 426, 497, 567, 639, 756, 852, 994, 1134, 1278, 1491, 1917, 1988, 2268, 2556, 2982, 3834, 4473, 5751, 5964, 7668, 8946, 11502, 13419, 17892, 23004, 26838, 40257, 53676, 80514, 161028]

約数ペア:

[(1, 161028), (2, 80514), (3, 53676), (4, 40257), (6, 26838), (7, 23004), (9, 17892), (12, 13419), (14, 11502), (18, 8946), (21, 7668), (27, 5964), (28, 5751), (36, 4473), (42, 3834), (54, 2982), (63, 2556), (71, 2268), (81, 1988), (84, 1917), (108, 1491), (126, 1278), (142, 1134), (162, 994), (189, 852), (213, 756), (252, 639), (284, 567), (324, 497), (378, 426)]