193590537

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{617}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 301228032

約数和(自身を除く): 107637495

約数列:

[1, 3, 7, 21, 67, 201, 223, 469, 617, 669, 1407, 1561, 1851, 4319, 4683, 12957, 14941, 41339, 44823, 104587, 124017, 137591, 289373, 313761, 412773, 868119, 963137, 2889411, 9218597, 27655791, 64530179, 193590537]

約数ペア:

[(1, 193590537), (3, 64530179), (7, 27655791), (21, 9218597), (67, 2889411), (201, 963137), (223, 868119), (469, 412773), (617, 313761), (669, 289373), (1407, 137591), (1561, 124017), (1851, 104587), (4319, 44823), (4683, 41339), (12957, 14941)]