405128844

素因数分解:

$2^2\times 3^3\times {\mathrm{139}}^1\times {\mathrm{26987}}^1$

素因数の和:27139

約数の個数: 48

約数和(自身を含む): 1057929600

約数和(自身を除く): 652800756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 139, 278, 417, 556, 834, 1251, 1668, 2502, 3753, 5004, 7506, 15012, 26987, 53974, 80961, 107948, 161922, 242883, 323844, 485766, 728649, 971532, 1457298, 2914596, 3751193, 7502386, 11253579, 15004772, 22507158, 33760737, 45014316, 67521474, 101282211, 135042948, 202564422, 405128844]

約数ペア:

[(1, 405128844), (2, 202564422), (3, 135042948), (4, 101282211), (6, 67521474), (9, 45014316), (12, 33760737), (18, 22507158), (27, 15004772), (36, 11253579), (54, 7502386), (108, 3751193), (139, 2914596), (278, 1457298), (417, 971532), (556, 728649), (834, 485766), (1251, 323844), (1668, 242883), (2502, 161922), (3753, 107948), (5004, 80961), (7506, 53974), (15012, 26987)]