16580772

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:593

約数の個数: 72

約数和(自身を含む): 45864000

約数和(自身を除く): 29283228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 499, 639, 852, 923, 998, 1278, 1497, 1846, 1996, 2556, 2769, 2994, 3692, 4491, 5538, 5988, 6487, 8307, 8982, 11076, 12974, 16614, 17964, 19461, 25948, 33228, 35429, 38922, 58383, 70858, 77844, 106287, 116766, 141716, 212574, 233532, 318861, 425148, 460577, 637722, 921154, 1275444, 1381731, 1842308, 2763462, 4145193, 5526924, 8290386, 16580772]

約数ペア:

[(1, 16580772), (2, 8290386), (3, 5526924), (4, 4145193), (6, 2763462), (9, 1842308), (12, 1381731), (13, 1275444), (18, 921154), (26, 637722), (36, 460577), (39, 425148), (52, 318861), (71, 233532), (78, 212574), (117, 141716), (142, 116766), (156, 106287), (213, 77844), (234, 70858), (284, 58383), (426, 38922), (468, 35429), (499, 33228), (639, 25948), (852, 19461), (923, 17964), (998, 16614), (1278, 12974), (1497, 11076), (1846, 8982), (1996, 8307), (2556, 6487), (2769, 5988), (2994, 5538), (3692, 4491)]