12723464

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 27820800

約数和(自身を除く): 15097336

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 47, 52, 76, 94, 104, 137, 152, 188, 247, 274, 376, 494, 548, 611, 893, 988, 1096, 1222, 1781, 1786, 1976, 2444, 2603, 3562, 3572, 4888, 5206, 6439, 7124, 7144, 10412, 11609, 12878, 14248, 20824, 23218, 25756, 33839, 46436, 51512, 67678, 83707, 92872, 122341, 135356, 167414, 244682, 270712, 334828, 489364, 669656, 978728, 1590433, 3180866, 6361732, 12723464]

約数ペア:

[(1, 12723464), (2, 6361732), (4, 3180866), (8, 1590433), (13, 978728), (19, 669656), (26, 489364), (38, 334828), (47, 270712), (52, 244682), (76, 167414), (94, 135356), (104, 122341), (137, 92872), (152, 83707), (188, 67678), (247, 51512), (274, 46436), (376, 33839), (494, 25756), (548, 23218), (611, 20824), (893, 14248), (988, 12878), (1096, 11609), (1222, 10412), (1781, 7144), (1786, 7124), (1976, 6439), (2444, 5206), (2603, 4888), (3562, 3572)]