8007531

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 13570560

約数和(自身を除く): 5563029

約数列:

[1, 3, 7, 19, 21, 47, 49, 57, 61, 133, 141, 147, 183, 329, 399, 427, 893, 931, 987, 1159, 1281, 2303, 2679, 2793, 2867, 2989, 3477, 6251, 6909, 8113, 8601, 8967, 18753, 20069, 24339, 43757, 54473, 56791, 60207, 131271, 140483, 163419, 170373, 381311, 421449, 1143933, 2669177, 8007531]

約数ペア:

[(1, 8007531), (3, 2669177), (7, 1143933), (19, 421449), (21, 381311), (47, 170373), (49, 163419), (57, 140483), (61, 131271), (133, 60207), (141, 56791), (147, 54473), (183, 43757), (329, 24339), (399, 20069), (427, 18753), (893, 8967), (931, 8601), (987, 8113), (1159, 6909), (1281, 6251), (2303, 3477), (2679, 2989), (2793, 2867)]