218361015

素因数分解:

$3^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1051}}^1$

素因数の和:1096

約数の個数: 64

約数和(自身を含む): 414067200

約数和(自身を除く): 195706185

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 243, 285, 405, 513, 729, 855, 1051, 1215, 1539, 2187, 2565, 3153, 3645, 4617, 5255, 7695, 9459, 10935, 13851, 15765, 19969, 23085, 28377, 41553, 47295, 59907, 69255, 85131, 99845, 141885, 179721, 207765, 255393, 299535, 425655, 539163, 766179, 898605, 1276965, 1617489, 2298537, 2695815, 3830895, 4852467, 8087445, 11492685, 14557401, 24262335, 43672203, 72787005, 218361015]

約数ペア:

[(1, 218361015), (3, 72787005), (5, 43672203), (9, 24262335), (15, 14557401), (19, 11492685), (27, 8087445), (45, 4852467), (57, 3830895), (81, 2695815), (95, 2298537), (135, 1617489), (171, 1276965), (243, 898605), (285, 766179), (405, 539163), (513, 425655), (729, 299535), (855, 255393), (1051, 207765), (1215, 179721), (1539, 141885), (2187, 99845), (2565, 85131), (3153, 69255), (3645, 59907), (4617, 47295), (5255, 41553), (7695, 28377), (9459, 23085), (10935, 19969), (13851, 15765)]