64784538

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39551}}^1$

素因数の和:39579

約数の個数: 48

約数和(自身を含む): 172763136

約数和(自身を除く): 107978598

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 39551, 79102, 118653, 237306, 276857, 355959, 514163, 553714, 711918, 830571, 1028326, 1542489, 1661142, 2491713, 3084978, 3599141, 4627467, 4983426, 7198282, 9254934, 10797423, 21594846, 32392269, 64784538]

約数ペア:

[(1, 64784538), (2, 32392269), (3, 21594846), (6, 10797423), (7, 9254934), (9, 7198282), (13, 4983426), (14, 4627467), (18, 3599141), (21, 3084978), (26, 2491713), (39, 1661142), (42, 1542489), (63, 1028326), (78, 830571), (91, 711918), (117, 553714), (126, 514163), (182, 355959), (234, 276857), (273, 237306), (546, 118653), (819, 79102), (1638, 39551)]