1420003455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4813}}^1$

素因数の和:4940

約数の個数: 64

約数和(自身を含む): 2620356480

約数和(自身を除く): 1200353025

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 89, 195, 221, 255, 267, 445, 663, 1105, 1157, 1335, 1513, 3315, 3471, 4539, 4813, 5785, 7565, 14439, 17355, 19669, 22695, 24065, 59007, 62569, 72195, 81821, 98345, 187707, 245463, 295035, 312845, 409105, 428357, 938535, 1063673, 1227315, 1285071, 2141785, 3191019, 5318365, 5568641, 6425355, 7282069, 15955095, 16705923, 21846207, 27843205, 36410345, 83529615, 94666897, 109231035, 284000691, 473334485, 1420003455]

約数ペア:

[(1, 1420003455), (3, 473334485), (5, 284000691), (13, 109231035), (15, 94666897), (17, 83529615), (39, 36410345), (51, 27843205), (65, 21846207), (85, 16705923), (89, 15955095), (195, 7282069), (221, 6425355), (255, 5568641), (267, 5318365), (445, 3191019), (663, 2141785), (1105, 1285071), (1157, 1227315), (1335, 1063673), (1513, 938535), (3315, 428357), (3471, 409105), (4539, 312845), (4813, 295035), (5785, 245463), (7565, 187707), (14439, 98345), (17355, 81821), (19669, 72195), (22695, 62569), (24065, 59007)]