233431335

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2749}}^1$

素因数の和:2817

約数の個数: 64

約数和(自身を含む): 451440000

約数和(自身を除く): 218008665

約数列:

[1, 3, 5, 9, 15, 17, 27, 37, 45, 51, 85, 111, 135, 153, 185, 255, 333, 459, 555, 629, 765, 999, 1665, 1887, 2295, 2749, 3145, 4995, 5661, 8247, 9435, 13745, 16983, 24741, 28305, 41235, 46733, 74223, 84915, 101713, 123705, 140199, 233665, 305139, 371115, 420597, 508565, 700995, 915417, 1261791, 1525695, 1729121, 2102985, 2746251, 4577085, 5187363, 6308955, 8645605, 13731255, 15562089, 25936815, 46686267, 77810445, 233431335]

約数ペア:

[(1, 233431335), (3, 77810445), (5, 46686267), (9, 25936815), (15, 15562089), (17, 13731255), (27, 8645605), (37, 6308955), (45, 5187363), (51, 4577085), (85, 2746251), (111, 2102985), (135, 1729121), (153, 1525695), (185, 1261791), (255, 915417), (333, 700995), (459, 508565), (555, 420597), (629, 371115), (765, 305139), (999, 233665), (1665, 140199), (1887, 123705), (2295, 101713), (2749, 84915), (3145, 74223), (4995, 46733), (5661, 41235), (8247, 28305), (9435, 24741), (13745, 16983)]