201687207

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 288769536

約数和(自身を除く): 87082329

約数列:

[1, 3, 23, 53, 69, 131, 159, 393, 421, 1219, 1263, 3013, 3657, 6943, 9039, 9683, 20829, 22313, 29049, 55151, 66939, 159689, 165453, 479067, 513199, 1268473, 1539597, 2923003, 3805419, 8769009, 67229069, 201687207]

約数ペア:

[(1, 201687207), (3, 67229069), (23, 8769009), (53, 3805419), (69, 2923003), (131, 1539597), (159, 1268473), (393, 513199), (421, 479067), (1219, 165453), (1263, 159689), (3013, 66939), (3657, 55151), (6943, 29049), (9039, 22313), (9683, 20829)]