31021938

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{887}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 70649280

約数和(自身を除く): 39627342

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 67, 87, 134, 174, 201, 261, 402, 522, 603, 887, 1206, 1774, 1943, 2661, 3886, 5322, 5829, 7983, 11658, 15966, 17487, 25723, 34974, 51446, 59429, 77169, 118858, 154338, 178287, 231507, 356574, 463014, 534861, 1069722, 1723441, 3446882, 5170323, 10340646, 15510969, 31021938]

約数ペア:

[(1, 31021938), (2, 15510969), (3, 10340646), (6, 5170323), (9, 3446882), (18, 1723441), (29, 1069722), (58, 534861), (67, 463014), (87, 356574), (134, 231507), (174, 178287), (201, 154338), (261, 118858), (402, 77169), (522, 59429), (603, 51446), (887, 34974), (1206, 25723), (1774, 17487), (1943, 15966), (2661, 11658), (3886, 7983), (5322, 5829)]