78872085

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 141598080

約数和(自身を除く): 62725995

約数列:

[1, 3, 5, 9, 15, 45, 59, 61, 177, 183, 295, 305, 487, 531, 549, 885, 915, 1461, 2435, 2655, 2745, 3599, 4383, 7305, 10797, 17995, 21915, 28733, 29707, 32391, 53985, 86199, 89121, 143665, 148535, 161955, 258597, 267363, 430995, 445605, 1292985, 1336815, 1752713, 5258139, 8763565, 15774417, 26290695, 78872085]

約数ペア:

[(1, 78872085), (3, 26290695), (5, 15774417), (9, 8763565), (15, 5258139), (45, 1752713), (59, 1336815), (61, 1292985), (177, 445605), (183, 430995), (295, 267363), (305, 258597), (487, 161955), (531, 148535), (549, 143665), (885, 89121), (915, 86199), (1461, 53985), (2435, 32391), (2655, 29707), (2745, 28733), (3599, 21915), (4383, 17995), (7305, 10797)]