28477218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1163}}^1$

素因数の和:1239

約数の個数: 64

約数和(自身を含む): 72410112

約数和(自身を除く): 43932894

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 53, 66, 77, 106, 154, 159, 231, 318, 371, 462, 583, 742, 1113, 1163, 1166, 1749, 2226, 2326, 3489, 3498, 4081, 6978, 8141, 8162, 12243, 12793, 16282, 24423, 24486, 25586, 38379, 48846, 61639, 76758, 89551, 123278, 179102, 184917, 268653, 369834, 431473, 537306, 678029, 862946, 1294419, 1356058, 2034087, 2588838, 4068174, 4746203, 9492406, 14238609, 28477218]

約数ペア:

[(1, 28477218), (2, 14238609), (3, 9492406), (6, 4746203), (7, 4068174), (11, 2588838), (14, 2034087), (21, 1356058), (22, 1294419), (33, 862946), (42, 678029), (53, 537306), (66, 431473), (77, 369834), (106, 268653), (154, 184917), (159, 179102), (231, 123278), (318, 89551), (371, 76758), (462, 61639), (583, 48846), (742, 38379), (1113, 25586), (1163, 24486), (1166, 24423), (1749, 16282), (2226, 12793), (2326, 12243), (3489, 8162), (3498, 8141), (4081, 6978)]