393227458

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:763

約数の個数: 64

約数和(自身を含む): 711970560

約数和(自身を除く): 318743102

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 53, 106, 247, 299, 437, 494, 598, 653, 689, 874, 1007, 1219, 1306, 1378, 2014, 2438, 5681, 8489, 11362, 12407, 13091, 15019, 15847, 16978, 23161, 24814, 26182, 30038, 31694, 34609, 46322, 69218, 161291, 195247, 285361, 301093, 322582, 390494, 449917, 570722, 602186, 657571, 796007, 899834, 1315142, 1592014, 3709693, 7419386, 8548423, 10348091, 15124133, 17096846, 20696182, 30248266, 196613729, 393227458]

約数ペア:

[(1, 393227458), (2, 196613729), (13, 30248266), (19, 20696182), (23, 17096846), (26, 15124133), (38, 10348091), (46, 8548423), (53, 7419386), (106, 3709693), (247, 1592014), (299, 1315142), (437, 899834), (494, 796007), (598, 657571), (653, 602186), (689, 570722), (874, 449917), (1007, 390494), (1219, 322582), (1306, 301093), (1378, 285361), (2014, 195247), (2438, 161291), (5681, 69218), (8489, 46322), (11362, 34609), (12407, 31694), (13091, 30038), (15019, 26182), (15847, 24814), (16978, 23161)]