71917419

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{439}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 114048000

約数和(自身を除く): 42130581

約数列:

[1, 3, 7, 21, 29, 87, 203, 269, 439, 609, 807, 1317, 1883, 3073, 5649, 7801, 9219, 12731, 23403, 38193, 54607, 89117, 118091, 163821, 267351, 354273, 826637, 2479911, 3424639, 10273917, 23972473, 71917419]

約数ペア:

[(1, 71917419), (3, 23972473), (7, 10273917), (21, 3424639), (29, 2479911), (87, 826637), (203, 354273), (269, 267351), (439, 163821), (609, 118091), (807, 89117), (1317, 54607), (1883, 38193), (3073, 23403), (5649, 12731), (7801, 9219)]