74148921

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 137434752

約数和(自身を除く): 63285831

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 71, 77, 99, 121, 137, 213, 231, 363, 411, 497, 639, 693, 781, 847, 959, 1089, 1233, 1491, 1507, 2343, 2541, 2877, 4473, 4521, 5467, 7029, 7623, 8591, 8631, 9727, 10549, 13563, 16401, 16577, 25773, 29181, 31647, 49203, 49731, 60137, 68089, 77319, 87543, 94941, 106997, 116039, 149193, 180411, 204267, 320991, 348117, 541233, 612801, 748979, 962973, 1044351, 1176967, 2246937, 3530901, 6740811, 8238769, 10592703, 24716307, 74148921]

約数ペア:

[(1, 74148921), (3, 24716307), (7, 10592703), (9, 8238769), (11, 6740811), (21, 3530901), (33, 2246937), (63, 1176967), (71, 1044351), (77, 962973), (99, 748979), (121, 612801), (137, 541233), (213, 348117), (231, 320991), (363, 204267), (411, 180411), (497, 149193), (639, 116039), (693, 106997), (781, 94941), (847, 87543), (959, 77319), (1089, 68089), (1233, 60137), (1491, 49731), (1507, 49203), (2343, 31647), (2541, 29181), (2877, 25773), (4473, 16577), (4521, 16401), (5467, 13563), (7029, 10549), (7623, 9727), (8591, 8631)]