663342009

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{3371}}^1$

素因数の和:3541

約数の個数: 32

約数和(自身を含む): 990558720

約数和(自身を除く): 327216711

約数列:

[1, 3, 11, 33, 67, 89, 201, 267, 737, 979, 2211, 2937, 3371, 5963, 10113, 17889, 37081, 65593, 111243, 196779, 225857, 300019, 677571, 900057, 2484427, 3300209, 7453281, 9900627, 20101273, 60303819, 221114003, 663342009]

約数ペア:

[(1, 663342009), (3, 221114003), (11, 60303819), (33, 20101273), (67, 9900627), (89, 7453281), (201, 3300209), (267, 2484427), (737, 900057), (979, 677571), (2211, 300019), (2937, 225857), (3371, 196779), (5963, 111243), (10113, 65593), (17889, 37081)]