1819605

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 3110400

約数和(自身を除く): 1290795

約数列:

[1, 3, 5, 15, 29, 47, 87, 89, 141, 145, 235, 267, 435, 445, 705, 1335, 1363, 2581, 4089, 4183, 6815, 7743, 12549, 12905, 20445, 20915, 38715, 62745, 121307, 363921, 606535, 1819605]

約数ペア:

[(1, 1819605), (3, 606535), (5, 363921), (15, 121307), (29, 62745), (47, 38715), (87, 20915), (89, 20445), (141, 12905), (145, 12549), (235, 7743), (267, 6815), (435, 4183), (445, 4089), (705, 2581), (1335, 1363)]