84778323

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 139574016

約数和(自身を除く): 54795693

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 211, 361, 371, 399, 633, 1007, 1083, 1113, 1477, 2527, 3021, 4009, 4431, 7049, 7581, 11183, 12027, 19133, 21147, 28063, 33549, 57399, 76171, 78281, 84189, 133931, 212477, 228513, 234843, 401793, 533197, 637431, 1487339, 1599591, 4037063, 4462017, 12111189, 28259441, 84778323]

約数ペア:

[(1, 84778323), (3, 28259441), (7, 12111189), (19, 4462017), (21, 4037063), (53, 1599591), (57, 1487339), (133, 637431), (159, 533197), (211, 401793), (361, 234843), (371, 228513), (399, 212477), (633, 133931), (1007, 84189), (1083, 78281), (1113, 76171), (1477, 57399), (2527, 33549), (3021, 28063), (4009, 21147), (4431, 19133), (7049, 12027), (7581, 11183)]