207924381

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:415

約数の個数: 64

約数和(自身を含む): 364953600

約数和(自身を除く): 157029219

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 89, 141, 189, 263, 267, 329, 423, 623, 789, 801, 987, 1269, 1841, 1869, 2367, 2403, 2961, 4183, 5523, 5607, 7101, 8883, 12361, 12549, 16569, 16821, 23407, 29281, 37083, 37647, 49707, 70221, 86527, 87843, 111249, 112941, 163849, 210663, 259581, 263529, 333747, 491547, 631989, 778743, 790587, 1100129, 1474641, 2336229, 3300387, 4423923, 7700903, 9901161, 23102709, 29703483, 69308127, 207924381]

約数ペア:

[(1, 207924381), (3, 69308127), (7, 29703483), (9, 23102709), (21, 9901161), (27, 7700903), (47, 4423923), (63, 3300387), (89, 2336229), (141, 1474641), (189, 1100129), (263, 790587), (267, 778743), (329, 631989), (423, 491547), (623, 333747), (789, 263529), (801, 259581), (987, 210663), (1269, 163849), (1841, 112941), (1869, 111249), (2367, 87843), (2403, 86527), (2961, 70221), (4183, 49707), (5523, 37647), (5607, 37083), (7101, 29281), (8883, 23407), (12361, 16821), (12549, 16569)]