15418431

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:473

約数の個数: 40

約数和(自身を含む): 26763264

約数和(自身を除く): 11344833

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 383, 497, 567, 639, 1149, 1491, 1917, 2681, 3447, 4473, 5751, 8043, 10341, 13419, 24129, 27193, 31023, 40257, 72387, 81579, 190351, 217161, 244737, 571053, 734211, 1713159, 2202633, 5139477, 15418431]

約数ペア:

[(1, 15418431), (3, 5139477), (7, 2202633), (9, 1713159), (21, 734211), (27, 571053), (63, 244737), (71, 217161), (81, 190351), (189, 81579), (213, 72387), (383, 40257), (497, 31023), (567, 27193), (639, 24129), (1149, 13419), (1491, 10341), (1917, 8043), (2681, 5751), (3447, 4473)]