239805618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{487}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 531256320

約数和(自身を除く): 291450702

約数列:

[1, 2, 3, 6, 13, 26, 39, 59, 78, 107, 118, 177, 214, 321, 354, 487, 642, 767, 974, 1391, 1461, 1534, 2301, 2782, 2922, 4173, 4602, 6313, 6331, 8346, 12626, 12662, 18939, 18993, 28733, 37878, 37986, 52109, 57466, 82069, 86199, 104218, 156327, 164138, 172398, 246207, 312654, 373529, 492414, 677417, 747058, 1120587, 1354834, 2032251, 2241174, 3074431, 4064502, 6148862, 9223293, 18446586, 39967603, 79935206, 119902809, 239805618]

約数ペア:

[(1, 239805618), (2, 119902809), (3, 79935206), (6, 39967603), (13, 18446586), (26, 9223293), (39, 6148862), (59, 4064502), (78, 3074431), (107, 2241174), (118, 2032251), (177, 1354834), (214, 1120587), (321, 747058), (354, 677417), (487, 492414), (642, 373529), (767, 312654), (974, 246207), (1391, 172398), (1461, 164138), (1534, 156327), (2301, 104218), (2782, 86199), (2922, 82069), (4173, 57466), (4602, 52109), (6313, 37986), (6331, 37878), (8346, 28733), (12626, 18993), (12662, 18939)]