28543746

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2047

約数の個数: 64

約数和(自身を含む): 73506816

約数和(自身を除く): 44963070

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 31, 33, 42, 62, 66, 77, 93, 154, 186, 217, 231, 341, 434, 462, 651, 682, 1023, 1302, 1993, 2046, 2387, 3986, 4774, 5979, 7161, 11958, 13951, 14322, 21923, 27902, 41853, 43846, 61783, 65769, 83706, 123566, 131538, 153461, 185349, 306922, 370698, 432481, 460383, 679613, 864962, 920766, 1297443, 1359226, 2038839, 2594886, 4077678, 4757291, 9514582, 14271873, 28543746]

約数ペア:

[(1, 28543746), (2, 14271873), (3, 9514582), (6, 4757291), (7, 4077678), (11, 2594886), (14, 2038839), (21, 1359226), (22, 1297443), (31, 920766), (33, 864962), (42, 679613), (62, 460383), (66, 432481), (77, 370698), (93, 306922), (154, 185349), (186, 153461), (217, 131538), (231, 123566), (341, 83706), (434, 65769), (462, 61783), (651, 43846), (682, 41853), (1023, 27902), (1302, 21923), (1993, 14322), (2046, 13951), (2387, 11958), (3986, 7161), (4774, 5979)]