72675561

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 125411328

約数和(自身を除く): 52735767

約数列:

[1, 3, 7, 17, 21, 23, 51, 53, 69, 119, 159, 161, 167, 357, 371, 391, 483, 501, 901, 1113, 1169, 1173, 1219, 2703, 2737, 2839, 3507, 3657, 3841, 6307, 8211, 8517, 8533, 8851, 11523, 18921, 19873, 20723, 25599, 26553, 26887, 59619, 61957, 62169, 65297, 80661, 145061, 150467, 185871, 195891, 203573, 435183, 451401, 457079, 610719, 1053269, 1371237, 1425011, 3159807, 3460741, 4275033, 10382223, 24225187, 72675561]

約数ペア:

[(1, 72675561), (3, 24225187), (7, 10382223), (17, 4275033), (21, 3460741), (23, 3159807), (51, 1425011), (53, 1371237), (69, 1053269), (119, 610719), (159, 457079), (161, 451401), (167, 435183), (357, 203573), (371, 195891), (391, 185871), (483, 150467), (501, 145061), (901, 80661), (1113, 65297), (1169, 62169), (1173, 61957), (1219, 59619), (2703, 26887), (2737, 26553), (2839, 25599), (3507, 20723), (3657, 19873), (3841, 18921), (6307, 11523), (8211, 8851), (8517, 8533)]