399983076

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^2\times {\mathrm{2003}}^1$

素因数の和:2102

約数の個数: 72

約数和(自身を含む): 1062200160

約数和(自身を除く): 662217084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 1849, 2003, 2322, 3698, 4006, 4644, 5547, 6009, 7396, 8012, 11094, 12018, 16641, 18027, 22188, 24036, 33282, 36054, 49923, 54081, 66564, 72108, 86129, 99846, 108162, 172258, 199692, 216324, 258387, 344516, 516774, 775161, 1033548, 1550322, 2325483, 3100644, 3703547, 4650966, 7407094, 9301932, 11110641, 14814188, 22221282, 33331923, 44442564, 66663846, 99995769, 133327692, 199991538, 399983076]

約数ペア:

[(1, 399983076), (2, 199991538), (3, 133327692), (4, 99995769), (6, 66663846), (9, 44442564), (12, 33331923), (18, 22221282), (27, 14814188), (36, 11110641), (43, 9301932), (54, 7407094), (86, 4650966), (108, 3703547), (129, 3100644), (172, 2325483), (258, 1550322), (387, 1033548), (516, 775161), (774, 516774), (1161, 344516), (1548, 258387), (1849, 216324), (2003, 199692), (2322, 172258), (3698, 108162), (4006, 99846), (4644, 86129), (5547, 72108), (6009, 66564), (7396, 54081), (8012, 49923), (11094, 36054), (12018, 33282), (16641, 24036), (18027, 22188)]