161331444

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{317}}^1$

素因数の和:605

約数の個数: 72

約数和(自身を含む): 417170208

約数和(自身を除く): 255838764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 211, 268, 317, 402, 422, 603, 633, 634, 804, 844, 951, 1206, 1266, 1268, 1899, 1902, 2412, 2532, 2853, 3798, 3804, 5706, 7596, 11412, 14137, 21239, 28274, 42411, 42478, 56548, 63717, 66887, 84822, 84956, 127233, 127434, 133774, 169644, 191151, 200661, 254466, 254868, 267548, 382302, 401322, 508932, 601983, 764604, 802644, 1203966, 2407932, 4481429, 8962858, 13444287, 17925716, 26888574, 40332861, 53777148, 80665722, 161331444]

約数ペア:

[(1, 161331444), (2, 80665722), (3, 53777148), (4, 40332861), (6, 26888574), (9, 17925716), (12, 13444287), (18, 8962858), (36, 4481429), (67, 2407932), (134, 1203966), (201, 802644), (211, 764604), (268, 601983), (317, 508932), (402, 401322), (422, 382302), (603, 267548), (633, 254868), (634, 254466), (804, 200661), (844, 191151), (951, 169644), (1206, 133774), (1266, 127434), (1268, 127233), (1899, 84956), (1902, 84822), (2412, 66887), (2532, 63717), (2853, 56548), (3798, 42478), (3804, 42411), (5706, 28274), (7596, 21239), (11412, 14137)]