197291289

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2909}}^1$

素因数の和:3009

約数の個数: 32

約数和(自身を含む): 297239040

約数和(自身を除く): 99947751

約数列:

[1, 3, 13, 37, 39, 47, 111, 141, 481, 611, 1443, 1739, 1833, 2909, 5217, 8727, 22607, 37817, 67821, 107633, 113451, 136723, 322899, 410169, 1399229, 1777399, 4197687, 5058751, 5332197, 15176253, 65763763, 197291289]

約数ペア:

[(1, 197291289), (3, 65763763), (13, 15176253), (37, 5332197), (39, 5058751), (47, 4197687), (111, 1777399), (141, 1399229), (481, 410169), (611, 322899), (1443, 136723), (1739, 113451), (1833, 107633), (2909, 67821), (5217, 37817), (8727, 22607)]