254559795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 479001600

約数和(自身を除く): 224441805

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 105, 149, 159, 265, 307, 371, 447, 745, 795, 921, 1043, 1113, 1535, 1855, 2149, 2235, 3129, 4605, 5215, 5565, 6447, 7897, 10745, 15645, 16271, 23691, 32235, 39485, 45743, 48813, 55279, 81355, 113897, 118455, 137229, 165837, 228715, 244065, 276395, 320201, 341691, 569485, 686145, 829185, 960603, 1601005, 1708455, 2424379, 4803015, 7273137, 12121895, 16970653, 36365685, 50911959, 84853265, 254559795]

約数ペア:

[(1, 254559795), (3, 84853265), (5, 50911959), (7, 36365685), (15, 16970653), (21, 12121895), (35, 7273137), (53, 4803015), (105, 2424379), (149, 1708455), (159, 1601005), (265, 960603), (307, 829185), (371, 686145), (447, 569485), (745, 341691), (795, 320201), (921, 276395), (1043, 244065), (1113, 228715), (1535, 165837), (1855, 137229), (2149, 118455), (2235, 113897), (3129, 81355), (4605, 55279), (5215, 48813), (5565, 45743), (6447, 39485), (7897, 32235), (10745, 23691), (15645, 16271)]