664541472

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{988901}}^1$

素因数の和:988921

約数の個数: 48

約数和(自身を含む): 1993626432

約数和(自身を除く): 1329084960

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 988901, 1977802, 2966703, 3955604, 5933406, 6922307, 7911208, 11866812, 13844614, 15822416, 20766921, 23733624, 27689228, 31644832, 41533842, 47467248, 55378456, 83067684, 94934496, 110756912, 166135368, 221513824, 332270736, 664541472]

約数ペア:

[(1, 664541472), (2, 332270736), (3, 221513824), (4, 166135368), (6, 110756912), (7, 94934496), (8, 83067684), (12, 55378456), (14, 47467248), (16, 41533842), (21, 31644832), (24, 27689228), (28, 23733624), (32, 20766921), (42, 15822416), (48, 13844614), (56, 11866812), (84, 7911208), (96, 6922307), (112, 5933406), (168, 3955604), (224, 2966703), (336, 1977802), (672, 988901)]