25222329

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 44815680

約数和(自身を除く): 19593351

約数列:

[1, 3, 9, 11, 19, 23, 33, 53, 57, 69, 99, 121, 159, 171, 207, 209, 253, 363, 437, 477, 583, 627, 759, 1007, 1089, 1219, 1311, 1749, 1881, 2277, 2299, 2783, 3021, 3657, 3933, 4807, 5247, 6413, 6897, 8349, 9063, 10971, 11077, 13409, 14421, 19239, 20691, 23161, 25047, 33231, 40227, 43263, 52877, 57717, 69483, 99693, 120681, 121847, 147499, 158631, 208449, 254771, 365541, 442497, 475893, 764313, 1096623, 1327491, 2292939, 2802481, 8407443, 25222329]

約数ペア:

[(1, 25222329), (3, 8407443), (9, 2802481), (11, 2292939), (19, 1327491), (23, 1096623), (33, 764313), (53, 475893), (57, 442497), (69, 365541), (99, 254771), (121, 208449), (159, 158631), (171, 147499), (207, 121847), (209, 120681), (253, 99693), (363, 69483), (437, 57717), (477, 52877), (583, 43263), (627, 40227), (759, 33231), (1007, 25047), (1089, 23161), (1219, 20691), (1311, 19239), (1749, 14421), (1881, 13409), (2277, 11077), (2299, 10971), (2783, 9063), (3021, 8349), (3657, 6897), (3933, 6413), (4807, 5247)]