4007822

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 48

約数和(自身を含む): 7936992

約数和(自身を除く): 3929170

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 61, 91, 122, 133, 182, 247, 266, 361, 427, 494, 722, 793, 854, 1159, 1586, 1729, 2318, 2527, 3458, 4693, 5054, 5551, 8113, 9386, 11102, 15067, 16226, 22021, 30134, 32851, 44042, 65702, 105469, 154147, 210938, 286273, 308294, 572546, 2003911, 4007822]

約数ペア:

[(1, 4007822), (2, 2003911), (7, 572546), (13, 308294), (14, 286273), (19, 210938), (26, 154147), (38, 105469), (61, 65702), (91, 44042), (122, 32851), (133, 30134), (182, 22021), (247, 16226), (266, 15067), (361, 11102), (427, 9386), (494, 8113), (722, 5551), (793, 5054), (854, 4693), (1159, 3458), (1586, 2527), (1729, 2318)]