421876

素因数分解:

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

素因数の和:104

約数の個数: 48

約数和(自身を含む): 972160

約数和(自身を除く): 550284

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 61, 76, 91, 122, 133, 182, 244, 247, 266, 364, 427, 494, 532, 793, 854, 988, 1159, 1586, 1708, 1729, 2318, 3172, 3458, 4636, 5551, 6916, 8113, 11102, 15067, 16226, 22204, 30134, 32452, 60268, 105469, 210938, 421876]

約数ペア:

[(1, 421876), (2, 210938), (4, 105469), (7, 60268), (13, 32452), (14, 30134), (19, 22204), (26, 16226), (28, 15067), (38, 11102), (52, 8113), (61, 6916), (76, 5551), (91, 4636), (122, 3458), (133, 3172), (182, 2318), (244, 1729), (247, 1708), (266, 1586), (364, 1159), (427, 988), (494, 854), (532, 793)]