72616257

素因数分解:

$3^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1439}}^1$

素因数の和:1547

約数の個数: 40

約数和(自身を含む): 125452800

約数和(自身を除く): 52836543

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 89, 189, 267, 567, 623, 801, 1439, 1869, 2403, 4317, 5607, 7209, 10073, 12951, 16821, 30219, 38853, 50463, 90657, 116559, 128071, 271971, 384213, 815913, 896497, 1152639, 2689491, 3457917, 8068473, 10373751, 24205419, 72616257]

約数ペア:

[(1, 72616257), (3, 24205419), (7, 10373751), (9, 8068473), (21, 3457917), (27, 2689491), (63, 1152639), (81, 896497), (89, 815913), (189, 384213), (267, 271971), (567, 128071), (623, 116559), (801, 90657), (1439, 50463), (1869, 38853), (2403, 30219), (4317, 16821), (5607, 12951), (7209, 10073)]