61912215

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:593

約数の個数: 64

約数和(自身を含む): 118972800

約数和(自身を除く): 57060585

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 53, 85, 135, 153, 159, 255, 265, 459, 477, 509, 765, 795, 901, 1431, 1527, 2295, 2385, 2545, 2703, 4505, 4581, 7155, 7635, 8109, 8653, 13515, 13743, 22905, 24327, 25959, 26977, 40545, 43265, 68715, 77877, 80931, 121635, 129795, 134885, 233631, 242793, 389385, 404655, 458609, 728379, 1168155, 1213965, 1375827, 2293045, 3641895, 4127481, 6879135, 12382443, 20637405, 61912215]

約数ペア:

[(1, 61912215), (3, 20637405), (5, 12382443), (9, 6879135), (15, 4127481), (17, 3641895), (27, 2293045), (45, 1375827), (51, 1213965), (53, 1168155), (85, 728379), (135, 458609), (153, 404655), (159, 389385), (255, 242793), (265, 233631), (459, 134885), (477, 129795), (509, 121635), (765, 80931), (795, 77877), (901, 68715), (1431, 43265), (1527, 40545), (2295, 26977), (2385, 25959), (2545, 24327), (2703, 22905), (4505, 13743), (4581, 13515), (7155, 8653), (7635, 8109)]