221609744

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{373}}^1\times {\mathrm{523}}^1$

素因数の和:975

約数の個数: 40

約数和(自身を含む): 437418432

約数和(自身を除く): 215808688

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 373, 523, 568, 746, 1046, 1136, 1492, 2092, 2984, 4184, 5968, 8368, 26483, 37133, 52966, 74266, 105932, 148532, 195079, 211864, 297064, 390158, 423728, 594128, 780316, 1560632, 3121264, 13850609, 27701218, 55402436, 110804872, 221609744]

約数ペア:

[(1, 221609744), (2, 110804872), (4, 55402436), (8, 27701218), (16, 13850609), (71, 3121264), (142, 1560632), (284, 780316), (373, 594128), (523, 423728), (568, 390158), (746, 297064), (1046, 211864), (1136, 195079), (1492, 148532), (2092, 105932), (2984, 74266), (4184, 52966), (5968, 37133), (8368, 26483)]