538721036

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{1571}}^1$

素因数の和:1950

約数の個数: 48

約数和(自身を含む): 1110611712

約数和(自身を除く): 571890676

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 331, 518, 662, 1036, 1324, 1571, 2317, 3142, 4634, 6284, 9268, 10997, 12247, 21994, 24494, 43988, 48988, 58127, 85729, 116254, 171458, 232508, 342916, 406889, 520001, 813778, 1040002, 1627556, 2080004, 3640007, 7280014, 14560028, 19240037, 38480074, 76960148, 134680259, 269360518, 538721036]

約数ペア:

[(1, 538721036), (2, 269360518), (4, 134680259), (7, 76960148), (14, 38480074), (28, 19240037), (37, 14560028), (74, 7280014), (148, 3640007), (259, 2080004), (331, 1627556), (518, 1040002), (662, 813778), (1036, 520001), (1324, 406889), (1571, 342916), (2317, 232508), (3142, 171458), (4634, 116254), (6284, 85729), (9268, 58127), (10997, 48988), (12247, 43988), (21994, 24494)]