821054676

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{631}}^1$

素因数の和:1109

約数の個数: 96

約数和(自身を含む): 2180147200

約数和(自身を除く): 1359092524

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 439, 494, 631, 741, 878, 988, 1262, 1317, 1482, 1756, 1893, 2524, 2634, 2964, 3786, 5268, 5707, 7572, 8203, 8341, 11414, 11989, 16406, 16682, 17121, 22828, 23978, 24609, 25023, 32812, 33364, 34242, 35967, 47956, 49218, 50046, 68484, 71934, 98436, 100092, 108433, 143868, 155857, 216866, 277009, 311714, 325299, 433732, 467571, 554018, 623428, 650598, 831027, 935142, 1108036, 1301196, 1662054, 1870284, 3324108, 3601117, 5263171, 7202234, 10526342, 10803351, 14404468, 15789513, 21052684, 21606702, 31579026, 43213404, 63158052, 68421223, 136842446, 205263669, 273684892, 410527338, 821054676]

約数ペア:

[(1, 821054676), (2, 410527338), (3, 273684892), (4, 205263669), (6, 136842446), (12, 68421223), (13, 63158052), (19, 43213404), (26, 31579026), (38, 21606702), (39, 21052684), (52, 15789513), (57, 14404468), (76, 10803351), (78, 10526342), (114, 7202234), (156, 5263171), (228, 3601117), (247, 3324108), (439, 1870284), (494, 1662054), (631, 1301196), (741, 1108036), (878, 935142), (988, 831027), (1262, 650598), (1317, 623428), (1482, 554018), (1756, 467571), (1893, 433732), (2524, 325299), (2634, 311714), (2964, 277009), (3786, 216866), (5268, 155857), (5707, 143868), (7572, 108433), (8203, 100092), (8341, 98436), (11414, 71934), (11989, 68484), (16406, 50046), (16682, 49218), (17121, 47956), (22828, 35967), (23978, 34242), (24609, 33364), (25023, 32812)]