72551223

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 118272960

約数和(自身を除く): 45721737

約数列:

[1, 3, 9, 17, 23, 51, 53, 69, 153, 159, 207, 389, 391, 477, 901, 1167, 1173, 1219, 2703, 3501, 3519, 3657, 6613, 8109, 8947, 10971, 19839, 20617, 20723, 26841, 59517, 61851, 62169, 80523, 152099, 185553, 186507, 350489, 456297, 474191, 1051467, 1368891, 1422573, 3154401, 4267719, 8061247, 24183741, 72551223]

約数ペア:

[(1, 72551223), (3, 24183741), (9, 8061247), (17, 4267719), (23, 3154401), (51, 1422573), (53, 1368891), (69, 1051467), (153, 474191), (159, 456297), (207, 350489), (389, 186507), (391, 185553), (477, 152099), (901, 80523), (1167, 62169), (1173, 61851), (1219, 59517), (2703, 26841), (3501, 20723), (3519, 20617), (3657, 19839), (6613, 10971), (8109, 8947)]