1015664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:297

約数の個数: 40

約数和(自身を含む): 2239440

約数和(自身を除く): 1223776

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 257, 304, 494, 514, 988, 1028, 1976, 2056, 3341, 3952, 4112, 4883, 6682, 9766, 13364, 19532, 26728, 39064, 53456, 63479, 78128, 126958, 253916, 507832, 1015664]

約数ペア:

[(1, 1015664), (2, 507832), (4, 253916), (8, 126958), (13, 78128), (16, 63479), (19, 53456), (26, 39064), (38, 26728), (52, 19532), (76, 13364), (104, 9766), (152, 6682), (208, 4883), (247, 4112), (257, 3952), (304, 3341), (494, 2056), (514, 1976), (988, 1028)]