28232138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 53654400

約数和(自身を除く): 25422262

約数列:

[1, 2, 11, 17, 19, 22, 29, 34, 38, 58, 137, 187, 209, 274, 319, 323, 374, 418, 493, 551, 638, 646, 986, 1102, 1507, 2329, 2603, 3014, 3553, 3973, 4658, 5206, 5423, 6061, 7106, 7946, 9367, 10846, 12122, 18734, 25619, 28633, 43703, 44251, 51238, 57266, 67541, 75487, 87406, 88502, 103037, 135082, 150974, 206074, 486761, 742951, 830357, 973522, 1283279, 1485902, 1660714, 2566558, 14116069, 28232138]

約数ペア:

[(1, 28232138), (2, 14116069), (11, 2566558), (17, 1660714), (19, 1485902), (22, 1283279), (29, 973522), (34, 830357), (38, 742951), (58, 486761), (137, 206074), (187, 150974), (209, 135082), (274, 103037), (319, 88502), (323, 87406), (374, 75487), (418, 67541), (493, 57266), (551, 51238), (638, 44251), (646, 43703), (986, 28633), (1102, 25619), (1507, 18734), (2329, 12122), (2603, 10846), (3014, 9367), (3553, 7946), (3973, 7106), (4658, 6061), (5206, 5423)]