173408972

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 356386800

約数和(自身を除く): 182977828

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 109, 121, 173, 209, 218, 242, 346, 418, 436, 484, 692, 836, 1199, 1903, 2071, 2299, 2398, 3287, 3806, 4142, 4598, 4796, 6574, 7612, 8284, 9196, 13148, 13189, 18857, 20933, 22781, 26378, 36157, 37714, 41866, 45562, 52756, 72314, 75428, 83732, 91124, 144628, 207427, 250591, 358283, 397727, 414854, 501182, 716566, 795454, 829708, 1002364, 1433132, 1590908, 2281697, 3941113, 4563394, 7882226, 9126788, 15764452, 43352243, 86704486, 173408972]

約数ペア:

[(1, 173408972), (2, 86704486), (4, 43352243), (11, 15764452), (19, 9126788), (22, 7882226), (38, 4563394), (44, 3941113), (76, 2281697), (109, 1590908), (121, 1433132), (173, 1002364), (209, 829708), (218, 795454), (242, 716566), (346, 501182), (418, 414854), (436, 397727), (484, 358283), (692, 250591), (836, 207427), (1199, 144628), (1903, 91124), (2071, 83732), (2299, 75428), (2398, 72314), (3287, 52756), (3806, 45562), (4142, 41866), (4598, 37714), (4796, 36157), (6574, 26378), (7612, 22781), (8284, 20933), (9196, 18857), (13148, 13189)]