813015

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 1684800

約数和(自身を除く): 871785

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 89, 105, 145, 203, 261, 267, 315, 435, 445, 609, 623, 801, 1015, 1305, 1335, 1827, 1869, 2581, 3045, 3115, 4005, 5607, 7743, 9135, 9345, 12905, 18067, 23229, 28035, 38715, 54201, 90335, 116145, 162603, 271005, 813015]

約数ペア:

[(1, 813015), (3, 271005), (5, 162603), (7, 116145), (9, 90335), (15, 54201), (21, 38715), (29, 28035), (35, 23229), (45, 18067), (63, 12905), (87, 9345), (89, 9135), (105, 7743), (145, 5607), (203, 4005), (261, 3115), (267, 3045), (315, 2581), (435, 1869), (445, 1827), (609, 1335), (623, 1305), (801, 1015)]