545445

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 48

約数和(自身を含む): 1078272

約数和(自身を除く): 532827

約数列:

[1, 3, 5, 9, 15, 17, 23, 31, 45, 51, 69, 85, 93, 115, 153, 155, 207, 255, 279, 345, 391, 465, 527, 713, 765, 1035, 1173, 1395, 1581, 1955, 2139, 2635, 3519, 3565, 4743, 5865, 6417, 7905, 10695, 12121, 17595, 23715, 32085, 36363, 60605, 109089, 181815, 545445]

約数ペア:

[(1, 545445), (3, 181815), (5, 109089), (9, 60605), (15, 36363), (17, 32085), (23, 23715), (31, 17595), (45, 12121), (51, 10695), (69, 7905), (85, 6417), (93, 5865), (115, 4743), (153, 3565), (155, 3519), (207, 2635), (255, 2139), (279, 1955), (345, 1581), (391, 1395), (465, 1173), (527, 1035), (713, 765)]