7197771

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 11612160

約数和(自身を除く): 4414389

約数列:

[1, 3, 7, 21, 29, 53, 87, 159, 203, 223, 371, 609, 669, 1113, 1537, 1561, 4611, 4683, 6467, 10759, 11819, 19401, 32277, 35457, 45269, 82733, 135807, 248199, 342751, 1028253, 2399257, 7197771]

約数ペア:

[(1, 7197771), (3, 2399257), (7, 1028253), (21, 342751), (29, 248199), (53, 135807), (87, 82733), (159, 45269), (203, 35457), (223, 32277), (371, 19401), (609, 11819), (669, 10759), (1113, 6467), (1537, 4683), (1561, 4611)]