216621886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 355170816

約数和(自身を除く): 138548930

約数列:

[1, 2, 13, 26, 181, 191, 241, 362, 382, 482, 2353, 2483, 3133, 4706, 4966, 6266, 34571, 43621, 46031, 69142, 87242, 92062, 449423, 567073, 598403, 898846, 1134146, 1196806, 8331611, 16663222, 108310943, 216621886]

約数ペア:

[(1, 216621886), (2, 108310943), (13, 16663222), (26, 8331611), (181, 1196806), (191, 1134146), (241, 898846), (362, 598403), (382, 567073), (482, 449423), (2353, 92062), (2483, 87242), (3133, 69142), (4706, 46031), (4966, 43621), (6266, 34571)]