207335895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 371374080

約数和(自身を除く): 164038185

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 79, 129, 195, 215, 237, 313, 395, 559, 645, 939, 1027, 1185, 1565, 1677, 2795, 3081, 3397, 4069, 4695, 5135, 8385, 10191, 12207, 13459, 15405, 16985, 20345, 24727, 40377, 44161, 50955, 61035, 67295, 74181, 123635, 132483, 174967, 201885, 220805, 321451, 370905, 524901, 662415, 874835, 964353, 1063261, 1607255, 2624505, 3189783, 4821765, 5316305, 13822393, 15948915, 41467179, 69111965, 207335895]

約数ペア:

[(1, 207335895), (3, 69111965), (5, 41467179), (13, 15948915), (15, 13822393), (39, 5316305), (43, 4821765), (65, 3189783), (79, 2624505), (129, 1607255), (195, 1063261), (215, 964353), (237, 874835), (313, 662415), (395, 524901), (559, 370905), (645, 321451), (939, 220805), (1027, 201885), (1185, 174967), (1565, 132483), (1677, 123635), (2795, 74181), (3081, 67295), (3397, 61035), (4069, 50955), (4695, 44161), (5135, 40377), (8385, 24727), (10191, 20345), (12207, 16985), (13459, 15405)]